diff --git a/SOURCES/flatpak-1.0.9-fix-CVE-2021-41133.patch b/SOURCES/flatpak-1.0.9-fix-CVE-2021-41133.patch new file mode 100644 index 0000000..af837b2 --- /dev/null +++ b/SOURCES/flatpak-1.0.9-fix-CVE-2021-41133.patch @@ -0,0 +1,1030 @@ +From 6d8318a8d4fd82a5b75b6d2c595f54e54310ebd6 Mon Sep 17 00:00:00 2001 +From: Matthew Leeds +Date: Mon, 8 Jun 2020 18:38:12 -0700 +Subject: [PATCH 01/13] tree-wide: Replace usages of whitelist/blacklist + +The terms whitelist and blacklist are hurtful to some people, and per +our code of conduct Flatpak is an inclusive community. Replace them with +allowlist and blocklist which are also more clear. This terminology +change is being implemented more broadly in the software industry; see +e.g. https://go-review.googlesource.com/c/go/+/236857/ + +[Backported to 1.2.x to make subsequent security fixes apply without +conflicts: don't touch the documentation, only the code. -smcv] + +(cherry picked from commit a994cdb30e78c52d10a5c86bcc86783b86d11648) +(cherry picked from commit 9776116698f0fdb9abc4c278aeb8b89ce8303d46) +--- + common/flatpak-run.c | 42 +++++++++++++++++++++--------------------- + 1 file changed, 21 insertions(+), 21 deletions(-) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index ea5571bd489b..1098ea7204fe 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2082,8 +2082,8 @@ setup_seccomp (FlatpakBwrap *bwrap, + * can do, and we should support code portability between different + * container tools. + * +- * This syscall blacklist is copied from linux-user-chroot, which was in turn +- * clearly influenced by the Sandstorm.io blacklist. ++ * This syscall blocklist is copied from linux-user-chroot, which was in turn ++ * clearly influenced by the Sandstorm.io blocklist. + * + * If you make any changes here, I suggest sending the changes along + * to other sandbox maintainers. Using the libseccomp list is also +@@ -2091,7 +2091,7 @@ setup_seccomp (FlatpakBwrap *bwrap, + * https://groups.google.com/forum/#!topic/libseccomp + * + * A non-exhaustive list of links to container tooling that might +- * want to share this blacklist: ++ * want to share this blocklist: + * + * https://github.com/sandstorm-io/sandstorm + * in src/sandstorm/supervisor.c++ +@@ -2106,7 +2106,7 @@ setup_seccomp (FlatpakBwrap *bwrap, + { + int scall; + struct scmp_arg_cmp *arg; +- } syscall_blacklist[] = { ++ } syscall_blocklist[] = { + /* Block dmesg */ + {SCMP_SYS (syslog)}, + /* Useless old syscall */ +@@ -2145,7 +2145,7 @@ setup_seccomp (FlatpakBwrap *bwrap, + { + int scall; + struct scmp_arg_cmp *arg; +- } syscall_nondevel_blacklist[] = { ++ } syscall_nondevel_blocklist[] = { + /* Profiling operations; we expect these to be done by tools from outside + * the sandbox. In particular perf has been the source of many CVEs. + */ +@@ -2154,12 +2154,12 @@ setup_seccomp (FlatpakBwrap *bwrap, + {SCMP_SYS (personality), &SCMP_A0 (SCMP_CMP_NE, allowed_personality)}, + {SCMP_SYS (ptrace)} + }; +- /* Blacklist all but unix, inet, inet6 and netlink */ ++ /* Blocklist all but unix, inet, inet6 and netlink */ + struct + { + int family; + FlatpakRunFlags flags_mask; +- } socket_family_whitelist[] = { ++ } socket_family_allowlist[] = { + /* NOTE: Keep in numerical order */ + { AF_UNSPEC, 0 }, + { AF_LOCAL, 0 }, +@@ -2234,11 +2234,11 @@ setup_seccomp (FlatpakBwrap *bwrap, + * leak system stuff or secrets from other apps. + */ + +- for (i = 0; i < G_N_ELEMENTS (syscall_blacklist); i++) ++ for (i = 0; i < G_N_ELEMENTS (syscall_blocklist); i++) + { +- int scall = syscall_blacklist[i].scall; +- if (syscall_blacklist[i].arg) +- r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (EPERM), scall, 1, *syscall_blacklist[i].arg); ++ int scall = syscall_blocklist[i].scall; ++ if (syscall_blocklist[i].arg) ++ r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (EPERM), scall, 1, *syscall_blocklist[i].arg); + else + r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (EPERM), scall, 0); + if (r < 0 && r == -EFAULT /* unknown syscall */) +@@ -2247,11 +2247,11 @@ setup_seccomp (FlatpakBwrap *bwrap, + + if (!devel) + { +- for (i = 0; i < G_N_ELEMENTS (syscall_nondevel_blacklist); i++) ++ for (i = 0; i < G_N_ELEMENTS (syscall_nondevel_blocklist); i++) + { +- int scall = syscall_nondevel_blacklist[i].scall; +- if (syscall_nondevel_blacklist[i].arg) +- r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (EPERM), scall, 1, *syscall_nondevel_blacklist[i].arg); ++ int scall = syscall_nondevel_blocklist[i].scall; ++ if (syscall_nondevel_blocklist[i].arg) ++ r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (EPERM), scall, 1, *syscall_nondevel_blocklist[i].arg); + else + r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (EPERM), scall, 0); + +@@ -2264,23 +2264,23 @@ setup_seccomp (FlatpakBwrap *bwrap, + * However, we need to user seccomp_rule_add_exact to avoid libseccomp doing + * something else: https://github.com/seccomp/libseccomp/issues/8 */ + last_allowed_family = -1; +- for (i = 0; i < G_N_ELEMENTS (socket_family_whitelist); i++) ++ for (i = 0; i < G_N_ELEMENTS (socket_family_allowlist); i++) + { +- int family = socket_family_whitelist[i].family; ++ int family = socket_family_allowlist[i].family; + int disallowed; + +- if (socket_family_whitelist[i].flags_mask != 0 && +- (socket_family_whitelist[i].flags_mask & run_flags) != socket_family_whitelist[i].flags_mask) ++ if (socket_family_allowlist[i].flags_mask != 0 && ++ (socket_family_allowlist[i].flags_mask & run_flags) != socket_family_allowlist[i].flags_mask) + continue; + + for (disallowed = last_allowed_family + 1; disallowed < family; disallowed++) + { +- /* Blacklist the in-between valid families */ ++ /* Blocklist the in-between valid families */ + seccomp_rule_add_exact (seccomp, SCMP_ACT_ERRNO (EAFNOSUPPORT), SCMP_SYS (socket), 1, SCMP_A0 (SCMP_CMP_EQ, disallowed)); + } + last_allowed_family = family; + } +- /* Blacklist the rest */ ++ /* Blocklist the rest */ + seccomp_rule_add_exact (seccomp, SCMP_ACT_ERRNO (EAFNOSUPPORT), SCMP_SYS (socket), 1, SCMP_A0 (SCMP_CMP_GE, last_allowed_family + 1)); + + if (!glnx_open_anonymous_tmpfile (O_RDWR | O_CLOEXEC, &seccomp_tmpf, error)) +-- +2.31.1 + + +From 9f578cfb5b5cf3cdeb91b79f7dd9076bd2862830 Mon Sep 17 00:00:00 2001 +From: Julian Andres Klode +Date: Wed, 5 Aug 2020 16:28:50 +0200 +Subject: [PATCH 02/13] Fix argument order of clone() for s390x in seccomp + filter + +clone() is a mad syscall with about 4 different argument orders. While +most of them agree that argument 0 is flags, s390 and s390x have the +flags argument second - A0 is the child stack pointer there. + +[smcv: Add an explanatory comment; also test __CRIS__ for completeness] + +Bug-Debian: https://bugs.debian.org/964541 +Bug-Ubuntu: https://launchpad.net/bugs/1886814 +Signed-off-by: Simon McVittie +(cherry picked from commit 8ba141c38f85c8ad82d0ad6d9bde503ec4a971b6) +(cherry picked from commit ad32f848d5b7126a16f15fbfe0ec0a1e4f4b66c3) +--- + common/flatpak-run.c | 7 +++++++ + 1 file changed, 7 insertions(+) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index 1098ea7204fe..50dab684b050 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2135,7 +2135,14 @@ setup_seccomp (FlatpakBwrap *bwrap, + {SCMP_SYS (unshare)}, + {SCMP_SYS (mount)}, + {SCMP_SYS (pivot_root)}, ++#if defined(__s390__) || defined(__s390x__) || defined(__CRIS__) ++ /* Architectures with CONFIG_CLONE_BACKWARDS2: the child stack ++ * and flags arguments are reversed so the flags come second */ ++ {SCMP_SYS (clone), &SCMP_A1 (SCMP_CMP_MASKED_EQ, CLONE_NEWUSER, CLONE_NEWUSER)}, ++#else ++ /* Normally the flags come first */ + {SCMP_SYS (clone), &SCMP_A0 (SCMP_CMP_MASKED_EQ, CLONE_NEWUSER, CLONE_NEWUSER)}, ++#endif + + /* Don't allow faking input to the controlling tty (CVE-2017-5226) */ + {SCMP_SYS (ioctl), &SCMP_A1 (SCMP_CMP_MASKED_EQ, 0xFFFFFFFFu, (int) TIOCSTI)}, +-- +2.31.1 + + +From f41f46aaf57bcecaeb0885d7cbf6a33ab2cf3ca6 Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Wed, 1 Sep 2021 11:53:23 +0100 +Subject: [PATCH 03/13] run: Add an errno value to seccomp filters + +At the moment, if we block a syscall we always make it fail with EPERM, +but this is risky: user-space libraries can start to use new replacements +for old syscalls at any time, and will often treat EPERM as a fatal error. +For new syscalls, we should make the syscall fail with ENOSYS, which is +indistinguishable from running on an older kernel and will cause fallback +to an older implementation, for example clone3() to clone(). + +In future we should probably move from EPERM to ENOSYS for some of the +syscalls we already block, but for now keep the status quo. + +This is a prerequisite for fixing the vulnerability tracked as +GHSA-67h7-w3jq-vh4q. + +Signed-off-by: Simon McVittie +(cherry picked from commit e26ac7586c392b5eb35ff4609fe232c52523b2cf) +(cherry picked from commit fa00b38504ebef43dec74dee2e91af837f4bc7da) +--- + common/flatpak-run.c | 62 +++++++++++++++++++++++++------------------- + 1 file changed, 36 insertions(+), 26 deletions(-) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index 50dab684b050..f7f40100bd2b 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2105,61 +2105,63 @@ setup_seccomp (FlatpakBwrap *bwrap, + struct + { + int scall; ++ int errnum; + struct scmp_arg_cmp *arg; + } syscall_blocklist[] = { + /* Block dmesg */ +- {SCMP_SYS (syslog)}, ++ {SCMP_SYS (syslog), EPERM}, + /* Useless old syscall */ +- {SCMP_SYS (uselib)}, ++ {SCMP_SYS (uselib), EPERM}, + /* Don't allow disabling accounting */ +- {SCMP_SYS (acct)}, ++ {SCMP_SYS (acct), EPERM}, + /* 16-bit code is unnecessary in the sandbox, and modify_ldt is a + historic source of interesting information leaks. */ +- {SCMP_SYS (modify_ldt)}, ++ {SCMP_SYS (modify_ldt), EPERM}, + /* Don't allow reading current quota use */ +- {SCMP_SYS (quotactl)}, ++ {SCMP_SYS (quotactl), EPERM}, + + /* Don't allow access to the kernel keyring */ +- {SCMP_SYS (add_key)}, +- {SCMP_SYS (keyctl)}, +- {SCMP_SYS (request_key)}, ++ {SCMP_SYS (add_key), EPERM}, ++ {SCMP_SYS (keyctl), EPERM}, ++ {SCMP_SYS (request_key), EPERM}, + + /* Scary VM/NUMA ops */ +- {SCMP_SYS (move_pages)}, +- {SCMP_SYS (mbind)}, +- {SCMP_SYS (get_mempolicy)}, +- {SCMP_SYS (set_mempolicy)}, +- {SCMP_SYS (migrate_pages)}, ++ {SCMP_SYS (move_pages), EPERM}, ++ {SCMP_SYS (mbind), EPERM}, ++ {SCMP_SYS (get_mempolicy), EPERM}, ++ {SCMP_SYS (set_mempolicy), EPERM}, ++ {SCMP_SYS (migrate_pages), EPERM}, + + /* Don't allow subnamespace setups: */ +- {SCMP_SYS (unshare)}, +- {SCMP_SYS (mount)}, +- {SCMP_SYS (pivot_root)}, ++ {SCMP_SYS (unshare), EPERM}, ++ {SCMP_SYS (mount), EPERM}, ++ {SCMP_SYS (pivot_root), EPERM}, + #if defined(__s390__) || defined(__s390x__) || defined(__CRIS__) + /* Architectures with CONFIG_CLONE_BACKWARDS2: the child stack + * and flags arguments are reversed so the flags come second */ +- {SCMP_SYS (clone), &SCMP_A1 (SCMP_CMP_MASKED_EQ, CLONE_NEWUSER, CLONE_NEWUSER)}, ++ {SCMP_SYS (clone), EPERM, &SCMP_A1 (SCMP_CMP_MASKED_EQ, CLONE_NEWUSER, CLONE_NEWUSER)}, + #else + /* Normally the flags come first */ +- {SCMP_SYS (clone), &SCMP_A0 (SCMP_CMP_MASKED_EQ, CLONE_NEWUSER, CLONE_NEWUSER)}, ++ {SCMP_SYS (clone), EPERM, &SCMP_A0 (SCMP_CMP_MASKED_EQ, CLONE_NEWUSER, CLONE_NEWUSER)}, + #endif + + /* Don't allow faking input to the controlling tty (CVE-2017-5226) */ +- {SCMP_SYS (ioctl), &SCMP_A1 (SCMP_CMP_MASKED_EQ, 0xFFFFFFFFu, (int) TIOCSTI)}, ++ {SCMP_SYS (ioctl), EPERM, &SCMP_A1 (SCMP_CMP_MASKED_EQ, 0xFFFFFFFFu, (int) TIOCSTI)}, + }; + + struct + { + int scall; ++ int errnum; + struct scmp_arg_cmp *arg; + } syscall_nondevel_blocklist[] = { + /* Profiling operations; we expect these to be done by tools from outside + * the sandbox. In particular perf has been the source of many CVEs. + */ +- {SCMP_SYS (perf_event_open)}, ++ {SCMP_SYS (perf_event_open), EPERM}, + /* Don't allow you to switch to bsd emulation or whatnot */ +- {SCMP_SYS (personality), &SCMP_A0 (SCMP_CMP_NE, allowed_personality)}, +- {SCMP_SYS (ptrace)} ++ {SCMP_SYS (personality), EPERM, &SCMP_A0 (SCMP_CMP_NE, allowed_personality)}, ++ {SCMP_SYS (ptrace), EPERM} + }; + /* Blocklist all but unix, inet, inet6 and netlink */ + struct +@@ -2244,10 +2246,14 @@ setup_seccomp (FlatpakBwrap *bwrap, + for (i = 0; i < G_N_ELEMENTS (syscall_blocklist); i++) + { + int scall = syscall_blocklist[i].scall; ++ int errnum = syscall_blocklist[i].errnum; ++ ++ g_return_val_if_fail (errnum == EPERM || errnum == ENOSYS, FALSE); ++ + if (syscall_blocklist[i].arg) +- r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (EPERM), scall, 1, *syscall_blocklist[i].arg); ++ r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (errnum), scall, 1, *syscall_blocklist[i].arg); + else +- r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (EPERM), scall, 0); ++ r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (errnum), scall, 0); + if (r < 0 && r == -EFAULT /* unknown syscall */) + return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to block syscall %d"), scall); + } +@@ -2257,10 +2263,14 @@ setup_seccomp (FlatpakBwrap *bwrap, + for (i = 0; i < G_N_ELEMENTS (syscall_nondevel_blocklist); i++) + { + int scall = syscall_nondevel_blocklist[i].scall; ++ int errnum = syscall_nondevel_blocklist[i].errnum; ++ ++ g_return_val_if_fail (errnum == EPERM || errnum == ENOSYS, FALSE); ++ + if (syscall_nondevel_blocklist[i].arg) +- r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (EPERM), scall, 1, *syscall_nondevel_blocklist[i].arg); ++ r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (errnum), scall, 1, *syscall_nondevel_blocklist[i].arg); + else +- r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (EPERM), scall, 0); ++ r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (errnum), scall, 0); + + if (r < 0 && r == -EFAULT /* unknown syscall */) + return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to block syscall %d"), scall); +-- +2.31.1 + + +From 96c181058292a4b4c9326b81e7fc8ba3bb052395 Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Wed, 1 Sep 2021 12:44:04 +0100 +Subject: [PATCH 04/13] run: Add cross-references for some other seccomp + syscall filters + +Signed-off-by: Simon McVittie +(cherry picked from commit 89ae9fe74c6d445bb1b3a40e568d77cf5de47e48) +(cherry picked from commit ab95bdb1b3c82de80848f0f2a385878a68e97350) +--- + common/flatpak-run.c | 4 ++++ + 1 file changed, 4 insertions(+) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index f7f40100bd2b..4846324af304 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2100,6 +2100,10 @@ setup_seccomp (FlatpakBwrap *bwrap, + * https://git.gnome.org/browse/linux-user-chroot + * in src/setup-seccomp.c + * ++ * Other useful resources: ++ * https://github.com/systemd/systemd/blob/HEAD/src/shared/seccomp-util.c ++ * https://github.com/moby/moby/blob/HEAD/profiles/seccomp/default.json ++ * + **** END NOTE ON CODE SHARING + */ + struct +-- +2.31.1 + + +From 8351001f4a52466f6629390e6b0e94e2e15da4e6 Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Wed, 1 Sep 2021 14:17:04 +0100 +Subject: [PATCH 05/13] common: Add a list of recently-added Linux syscalls + +Historically, syscalls could take arbitrarily-different values on +different architectures, but new syscalls are added with syscall numbers +that align on each architecture. + +Signed-off-by: Simon McVittie +(cherry picked from commit 26b12484eb8a6219b9e7aa287b298a894b2f34ca) +(cherry picked from commit e019d04faba1fb812996e8404b5ad05efb1bf439) +--- + common/Makefile.am.inc | 1 + + common/flatpak-run.c | 2 + + common/flatpak-syscalls-private.h | 197 ++++++++++++++++++++++++++++++ + 3 files changed, 200 insertions(+) + create mode 100644 common/flatpak-syscalls-private.h + +diff --git a/common/Makefile.am.inc b/common/Makefile.am.inc +index 794bd4e348ff..623ef78be2c4 100644 +--- a/common/Makefile.am.inc ++++ b/common/Makefile.am.inc +@@ -124,6 +124,7 @@ libflatpak_common_la_SOURCES = \ + common/flatpak-installation.c \ + common/flatpak-instance-private.h \ + common/flatpak-instance.c \ ++ common/flatpak-syscalls-private.h \ + common/valgrind-private.h \ + $(NULL) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index 4846324af304..5e655c13e7d2 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -33,6 +33,8 @@ + #include + #include + ++#include "flatpak-syscalls-private.h" ++ + #ifdef ENABLE_SECCOMP + #include + #endif +diff --git a/common/flatpak-syscalls-private.h b/common/flatpak-syscalls-private.h +new file mode 100644 +index 000000000000..04eb38ce3631 +--- /dev/null ++++ b/common/flatpak-syscalls-private.h +@@ -0,0 +1,197 @@ ++/* ++ * Copyright 2021 Collabora Ltd. ++ * SPDX-License-Identifier: LGPL-2.1-or-later ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU Lesser General Public ++ * License as published by the Free Software Foundation; either ++ * version 2.1 of the License, or (at your option) any later version. ++ * ++ * This library is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ * Lesser General Public License for more details. ++ * ++ * You should have received a copy of the GNU Lesser General Public ++ * License along with this library. If not, see . ++ */ ++ ++#pragma once ++ ++#include ++ ++#if defined(_MIPS_SIM) ++# if _MIPS_SIM == _MIPS_SIM_ABI32 ++# define FLATPAK_MISSING_SYSCALL_BASE 4000 ++# elif _MIPS_SIM == _MIPS_SIM_ABI64 ++# define FLATPAK_MISSING_SYSCALL_BASE 5000 ++# elif _MIPS_SIM == _MIPS_SIM_NABI32 ++# define FLATPAK_MISSING_SYSCALL_BASE 6000 ++# else ++# error "Unknown MIPS ABI" ++# endif ++#endif ++ ++#if defined(__ia64__) ++# define FLATPAK_MISSING_SYSCALL_BASE 1024 ++#endif ++ ++#if defined(__alpha__) ++# define FLATPAK_MISSING_SYSCALL_BASE 110 ++#endif ++ ++#if defined(__x86_64__) && defined(__ILP32__) ++# define FLATPAK_MISSING_SYSCALL_BASE 0x40000000 ++#endif ++ ++/* ++ * FLATPAK_MISSING_SYSCALL_BASE: ++ * ++ * Number to add to the syscall numbers of recently-added syscalls ++ * to get the appropriate syscall for the current ABI. ++ */ ++#ifndef FLATPAK_MISSING_SYSCALL_BASE ++# define FLATPAK_MISSING_SYSCALL_BASE 0 ++#endif ++ ++#ifndef __NR_open_tree ++# define __NR_open_tree (FLATPAK_MISSING_SYSCALL_BASE + 428) ++#endif ++#ifndef __SNR_open_tree ++# define __SNR_open_tree __NR_open_tree ++#endif ++ ++#ifndef __NR_move_mount ++# define __NR_move_mount (FLATPAK_MISSING_SYSCALL_BASE + 429) ++#endif ++#ifndef __SNR_move_mount ++# define __SNR_move_mount __NR_move_mount ++#endif ++ ++#ifndef __NR_fsopen ++# define __NR_fsopen (FLATPAK_MISSING_SYSCALL_BASE + 430) ++#endif ++#ifndef __SNR_fsopen ++# define __SNR_fsopen __NR_fsopen ++#endif ++ ++#ifndef __NR_fsconfig ++# define __NR_fsconfig (FLATPAK_MISSING_SYSCALL_BASE + 431) ++#endif ++#ifndef __SNR_fsconfig ++# define __SNR_fsconfig __NR_fsconfig ++#endif ++ ++#ifndef __NR_fsmount ++# define __NR_fsmount (FLATPAK_MISSING_SYSCALL_BASE + 432) ++#endif ++#ifndef __SNR_fsmount ++# define __SNR_fsmount __NR_fsmount ++#endif ++ ++#ifndef __NR_fspick ++# define __NR_fspick (FLATPAK_MISSING_SYSCALL_BASE + 433) ++#endif ++#ifndef __SNR_fspick ++# define __SNR_fspick __NR_fspick ++#endif ++ ++#ifndef __NR_pidfd_open ++# define __NR_pidfd_open (FLATPAK_MISSING_SYSCALL_BASE + 434) ++#endif ++#ifndef __SNR_pidfd_open ++# define __SNR_pidfd_open __NR_pidfd_open ++#endif ++ ++#ifndef __NR_clone3 ++# define __NR_clone3 (FLATPAK_MISSING_SYSCALL_BASE + 435) ++#endif ++#ifndef __SNR_clone3 ++# define __SNR_clone3 __NR_clone3 ++#endif ++ ++#ifndef __NR_close_range ++# define __NR_close_range (FLATPAK_MISSING_SYSCALL_BASE + 436) ++#endif ++#ifndef __SNR_close_range ++# define __SNR_close_range __NR_close_range ++#endif ++ ++#ifndef __NR_openat2 ++# define __NR_openat2 (FLATPAK_MISSING_SYSCALL_BASE + 437) ++#endif ++#ifndef __SNR_openat2 ++# define __SNR_openat2 __NR_openat2 ++#endif ++ ++#ifndef __NR_pidfd_getfd ++# define __NR_pidfd_getfd (FLATPAK_MISSING_SYSCALL_BASE + 438) ++#endif ++#ifndef __SNR_pidfd_getfd ++# define __SNR_pidfd_getfd __NR_pidfd_getfd ++#endif ++ ++#ifndef __NR_faccessat2 ++# define __NR_faccessat2 (FLATPAK_MISSING_SYSCALL_BASE + 439) ++#endif ++#ifndef __SNR_faccessat2 ++# define __SNR_faccessat2 __NR_faccessat2 ++#endif ++ ++#ifndef __NR_process_madvise ++# define __NR_process_madvise (FLATPAK_MISSING_SYSCALL_BASE + 440) ++#endif ++#ifndef __SNR_process_madvise ++# define __SNR_process_madvise __NR_process_madvise ++#endif ++ ++#ifndef __NR_epoll_pwait2 ++# define __NR_epoll_pwait2 (FLATPAK_MISSING_SYSCALL_BASE + 441) ++#endif ++#ifndef __SNR_epoll_pwait2 ++# define __SNR_epoll_pwait2 __NR_epoll_pwait2 ++#endif ++ ++#ifndef __NR_mount_setattr ++# define __NR_mount_setattr (FLATPAK_MISSING_SYSCALL_BASE + 442) ++#endif ++#ifndef __SNR_mount_setattr ++# define __SNR_mount_setattr __NR_mount_setattr ++#endif ++ ++#ifndef __NR_quotactl_fd ++# define __NR_quotactl_fd (FLATPAK_MISSING_SYSCALL_BASE + 443) ++#endif ++#ifndef __SNR_quotactl_fd ++# define __SNR_quotactl_fd __NR_quotactl_fd ++#endif ++ ++#ifndef __NR_landlock_create_ruleset ++# define __NR_landlock_create_ruleset (FLATPAK_MISSING_SYSCALL_BASE + 444) ++#endif ++#ifndef __SNR_landlock_create_ruleset ++# define __SNR_landlock_create_ruleset __NR_landlock_create_ruleset ++#endif ++ ++#ifndef __NR_landlock_add_rule ++# define __NR_landlock_add_rule (FLATPAK_MISSING_SYSCALL_BASE + 445) ++#endif ++#ifndef __SNR_landlock_add_rule ++# define __SNR_landlock_add_rule __NR_landlock_add_rule ++#endif ++ ++#ifndef __NR_landlock_restrict_self ++# define __NR_landlock_restrict_self (FLATPAK_MISSING_SYSCALL_BASE + 446) ++#endif ++#ifndef __SNR_landlock_restrict_self ++# define __SNR_landlock_restrict_self __NR_landlock_restrict_self ++#endif ++ ++#ifndef __NR_memfd_secret ++# define __NR_memfd_secret (FLATPAK_MISSING_SYSCALL_BASE + 447) ++#endif ++#ifndef __SNR_memfd_secret ++# define __SNR_memfd_secret __NR_memfd_secret ++#endif ++ ++/* Last updated: Linux 5.14, syscall numbers < 448 */ +-- +2.31.1 + + +From bd5735dac3ed31b1a95d999cbf0b117d6c23ad61 Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Wed, 1 Sep 2021 11:59:00 +0100 +Subject: [PATCH 06/13] run: Block clone3() in sandbox + +clone3() can be used to implement clone() with CLONE_NEWUSER, allowing +a sandboxed process to get CAP_SYS_ADMIN in a new namespace and +manipulate its root directory. We need to block this so that AF_UNIX-based +socket servers (X11, Wayland, etc.) can rely on +/proc/PID/root/.flatpak-info existing for all Flatpak-sandboxed apps. + +Partially fixes GHSA-67h7-w3jq-vh4q. + +Thanks: an anonymous reporter +Signed-off-by: Simon McVittie +(cherry picked from commit a10f52a7565c549612c92b8e736a6698a53db330) +(cherry picked from commit 6be11da1b95d2751468edddba4fc2fddf0ae7d9d) +--- + common/flatpak-run.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index 5e655c13e7d2..2cc06239df9e 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2153,6 +2153,12 @@ setup_seccomp (FlatpakBwrap *bwrap, + + /* Don't allow faking input to the controlling tty (CVE-2017-5226) */ + {SCMP_SYS (ioctl), EPERM, &SCMP_A1 (SCMP_CMP_MASKED_EQ, 0xFFFFFFFFu, (int) TIOCSTI)}, ++ ++ /* seccomp can't look into clone3()'s struct clone_args to check whether ++ * the flags are OK, so we have no choice but to block clone3(). ++ * Return ENOSYS so user-space will fall back to clone(). ++ * (GHSA-67h7-w3jq-vh4q; see also https://github.com/moby/moby/commit/9f6b562d) */ ++ {SCMP_SYS (clone3), ENOSYS}, + }; + + struct +-- +2.31.1 + + +From 29c93b8a47ee73d2f2ff905004c41409a153cd57 Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Wed, 1 Sep 2021 12:45:54 +0100 +Subject: [PATCH 07/13] run: Disallow recently-added mount-manipulation + syscalls + +If we don't allow mount() then we shouldn't allow these either. + +Partially fixes GHSA-67h7-w3jq-vh4q. + +Thanks: an anonymous reporter +Signed-off-by: Simon McVittie +(cherry picked from commit 9766ee05b1425db397d2cf23afd24c7f6146a69f) +(cherry picked from commit 5ffa56fe76354392c74eb5c8fcf6e7f8bf7fdea7) +--- + common/flatpak-run.c | 12 ++++++++++++ + 1 file changed, 12 insertions(+) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index 2cc06239df9e..1ae758892051 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2159,6 +2159,18 @@ setup_seccomp (FlatpakBwrap *bwrap, + * Return ENOSYS so user-space will fall back to clone(). + * (GHSA-67h7-w3jq-vh4q; see also https://github.com/moby/moby/commit/9f6b562d) */ + {SCMP_SYS (clone3), ENOSYS}, ++ ++ /* New mount manipulation APIs can also change our VFS. There's no ++ * legitimate reason to do these in the sandbox, so block all of them ++ * rather than thinking about which ones might be dangerous. ++ * (GHSA-67h7-w3jq-vh4q) */ ++ {SCMP_SYS (open_tree), ENOSYS}, ++ {SCMP_SYS (move_mount), ENOSYS}, ++ {SCMP_SYS (fsopen), ENOSYS}, ++ {SCMP_SYS (fsconfig), ENOSYS}, ++ {SCMP_SYS (fsmount), ENOSYS}, ++ {SCMP_SYS (fspick), ENOSYS}, ++ {SCMP_SYS (mount_setattr), ENOSYS}, + }; + + struct +-- +2.31.1 + + +From 96b960d29ce4acf6bc983b97d7ff85e20fe1f2bb Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Wed, 1 Sep 2021 14:19:31 +0100 +Subject: [PATCH 08/13] run: Block setns() + +If we don't allow unshare() or clone() with CLONE_NEWUSER, we also +shouldn't allow joining an existing (but different) namespace. + +Partially fixes GHSA-67h7-w3jq-vh4q. + +Signed-off-by: Simon McVittie +(cherry picked from commit 4c34815784e9ffda5733225c7d95824f96375e36) +(cherry picked from commit ab5232e6c3d896f72a623e798b8e6dfa6efcfd9b) +--- + common/flatpak-run.c | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index 1ae758892051..0cae23d7809c 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2140,6 +2140,7 @@ setup_seccomp (FlatpakBwrap *bwrap, + + /* Don't allow subnamespace setups: */ + {SCMP_SYS (unshare), EPERM}, ++ {SCMP_SYS (setns), EPERM}, + {SCMP_SYS (mount), EPERM}, + {SCMP_SYS (pivot_root), EPERM}, + #if defined(__s390__) || defined(__s390x__) || defined(__CRIS__) +-- +2.31.1 + + +From 8d22d36cb8861d3391015f267222d4742bb6357c Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Wed, 1 Sep 2021 14:20:29 +0100 +Subject: [PATCH 09/13] run: Don't allow unmounting filesystems + +If we don't allow mounting filesystems, we shouldn't allow unmounting +either. + +Partially fixes GHSA-67h7-w3jq-vh4q. + +Signed-off-by: Simon McVittie +(cherry picked from commit 1330662f33a55e88bfe18e76de28b7922d91a999) +(cherry picked from commit aa570112217ae6dfccaa8fe5db55e29b76c9db80) +--- + common/flatpak-run.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index 0cae23d7809c..c4bd6fa84079 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2142,6 +2142,8 @@ setup_seccomp (FlatpakBwrap *bwrap, + {SCMP_SYS (unshare), EPERM}, + {SCMP_SYS (setns), EPERM}, + {SCMP_SYS (mount), EPERM}, ++ {SCMP_SYS (umount), EPERM}, ++ {SCMP_SYS (umount2), EPERM}, + {SCMP_SYS (pivot_root), EPERM}, + #if defined(__s390__) || defined(__s390x__) || defined(__CRIS__) + /* Architectures with CONFIG_CLONE_BACKWARDS2: the child stack +-- +2.31.1 + + +From 07ded57a9e8b6b3afe50fea2fed0e1d0d9484bb4 Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Wed, 1 Sep 2021 14:21:04 +0100 +Subject: [PATCH 10/13] run: Don't allow chroot() + +If we don't allow pivot_root() then there seems no reason why we should +allow chroot(). + +Partially fixes GHSA-67h7-w3jq-vh4q. + +Signed-off-by: Simon McVittie +(cherry picked from commit 462fca2c666e0cd2b60d6d2593a7216a83047aaf) +(cherry picked from commit 8d4281f19a56901c0801e3b2b1cc0bc3e0519d49) +--- + common/flatpak-run.c | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index c4bd6fa84079..b8d1cb0b8dc9 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2145,6 +2145,7 @@ setup_seccomp (FlatpakBwrap *bwrap, + {SCMP_SYS (umount), EPERM}, + {SCMP_SYS (umount2), EPERM}, + {SCMP_SYS (pivot_root), EPERM}, ++ {SCMP_SYS (chroot), EPERM}, + #if defined(__s390__) || defined(__s390x__) || defined(__CRIS__) + /* Architectures with CONFIG_CLONE_BACKWARDS2: the child stack + * and flags arguments are reversed so the flags come second */ +-- +2.31.1 + + +From 512680add1be8689e013565a3ace45e372d1a665 Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Fri, 8 Oct 2021 17:05:07 +0100 +Subject: [PATCH 11/13] run: Handle unknown syscalls as intended + +The error-handling here was + + if (r < 0 && r == -EFAULT) + +but Alex says it was almost certainly intended to be + + if (r < 0 && r != -EFAULT) + +so that syscalls not known to libseccomp are not a fatal error. + +Instead of literally making that change, emit a debug message on -EFAULT +so we can see what is going on. + +This temporarily weakens our defence against CVE-2021-41133 +(GHSA-67h7-w3jq-vh4q) in order to avoid regressions: if the installed +version of libseccomp does not know about the recently-added syscalls, +but the kernel does, then we will not prevent non-native executables +from using those syscalls. + +Resolves: https://github.com/flatpak/flatpak/issues/4458 +Signed-off-by: Simon McVittie +(cherry picked from commit d419fa67038370e4f4c3ce8c3b5f672d4876cfc8) +(cherry picked from commit 270701f900c8612cf1fc5e6f5a6e2eb6459708c1) +(cherry picked from commit a0055e4f849d5bb100f2af7e33f02ef9ac3fbdee) +(cherry picked from commit ed2c15d9964b17a7f6b64d3956a9adfbfd2b0834) +(cherry picked from commit 02498d636f8d3048cebde74bb1eb308149b8dd0b) +--- + common/flatpak-run.c | 17 +++++++++++++++-- + 1 file changed, 15 insertions(+), 2 deletions(-) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index b8d1cb0b8dc9..7ad2626c9e3d 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2282,7 +2282,16 @@ setup_seccomp (FlatpakBwrap *bwrap, + r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (errnum), scall, 1, *syscall_blocklist[i].arg); + else + r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (errnum), scall, 0); +- if (r < 0 && r == -EFAULT /* unknown syscall */) ++ ++ /* EFAULT means "internal libseccomp error", but in practice we get ++ * this for syscall numbers added via flatpak-syscalls-private.h ++ * when trying to filter them on a non-native architecture, because ++ * libseccomp cannot map the syscall number to a name and back to a ++ * number for the non-native architecture. */ ++ if (r == -EFAULT) ++ flatpak_debug2 ("Unable to block syscall %d: syscall not known to libseccomp?", ++ scall); ++ else if (r < 0) + return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to block syscall %d"), scall); + } + +@@ -2300,7 +2309,11 @@ setup_seccomp (FlatpakBwrap *bwrap, + else + r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (errnum), scall, 0); + +- if (r < 0 && r == -EFAULT /* unknown syscall */) ++ /* See above for the meaning of EFAULT. */ ++ if (errno == EFAULT) ++ flatpak_debug2 ("Unable to block syscall %d: syscall not known to libseccomp?", ++ scall); ++ else if (r < 0) + return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to block syscall %d"), scall); + } + } +-- +2.31.1 + + +From fd836c2eec26015efe904d48a81f13705bd578d5 Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Fri, 8 Oct 2021 19:00:13 +0100 +Subject: [PATCH 12/13] Fix handling of syscalls only allowed by --devel + +This was incorrectly looking at errno instead of -r. + +Fixes: 0b38b0f0 "run: Handle unknown syscalls as intended" +Signed-off-by: Simon McVittie +(cherry picked from commit 3fc8c672676ae016f8e7cc90481b2feecbad9861) +(cherry picked from commit 97e128c2c1520202486b5e165e1734cbb421568a) +(cherry picked from commit da503e0d903f275e02c8932069a0badbf3946812) +(cherry picked from commit 68163fbc0b956e21fa6b2d5d854f0d1f81294d5d) +(cherry picked from commit cfc72b9694e295696743ed52361e29bc1f575d60) +--- + common/flatpak-run.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index 7ad2626c9e3d..6ad11f5b25a9 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2310,7 +2310,7 @@ setup_seccomp (FlatpakBwrap *bwrap, + r = seccomp_rule_add (seccomp, SCMP_ACT_ERRNO (errnum), scall, 0); + + /* See above for the meaning of EFAULT. */ +- if (errno == EFAULT) ++ if (r == -EFAULT) + flatpak_debug2 ("Unable to block syscall %d: syscall not known to libseccomp?", + scall); + else if (r < 0) +-- +2.31.1 + + +From 79a8fb7cf8ed8ac23dce5c3fdbd61e8fdc49110c Mon Sep 17 00:00:00 2001 +From: Simon McVittie +Date: Fri, 8 Oct 2021 19:06:13 +0100 +Subject: [PATCH 13/13] run: Improve error handling/diagnostics for calls into + libseccomp + +Signed-off-by: Simon McVittie +(cherry picked from commit 53bde36585b88a2b96bf896ed79b40ccb6a72c54) +(cherry picked from commit bd2c58fc27fa5e31029339dbce8eea10717015f3) +(cherry picked from commit adaa0259e807bee49d18495108fb0c4c6856213c) +(cherry picked from commit 2c82e9cc6e053fd3ec419da5f67a50d1ee50bf72) +(cherry picked from commit ad0e32e3477611383df1e7a6ad01276ad35c422d) +--- + common/flatpak-run.c | 46 ++++++++++++++++++++++++++++++++++++++------ + 1 file changed, 40 insertions(+), 6 deletions(-) + +diff --git a/common/flatpak-run.c b/common/flatpak-run.c +index 6ad11f5b25a9..fa9862a047ad 100644 +--- a/common/flatpak-run.c ++++ b/common/flatpak-run.c +@@ -2054,6 +2054,38 @@ static const uint32_t seccomp_x86_64_extra_arches[] = { SCMP_ARCH_X86, 0, }; + static const uint32_t seccomp_aarch64_extra_arches[] = { SCMP_ARCH_ARM, 0 }; + #endif + ++/* ++ * @negative_errno: Result code as returned by libseccomp functions ++ * ++ * Translate a libseccomp error code into an error message. libseccomp ++ * mostly returns negative `errno` values such as `-ENOMEM`, but some ++ * standard `errno` values are used for non-standard purposes where their ++ * `strerror()` would be misleading. ++ * ++ * Returns: a string version of @negative_errno if possible ++ */ ++static const char * ++flatpak_seccomp_strerror (int negative_errno) ++{ ++ g_return_val_if_fail (negative_errno < 0, "Non-negative error value from libseccomp?"); ++ g_return_val_if_fail (negative_errno > INT_MIN, "Out of range error value from libseccomp?"); ++ ++ switch (negative_errno) ++ { ++ case -EDOM: ++ return "Architecture specific failure"; ++ ++ case -EFAULT: ++ return "Internal libseccomp failure (unknown syscall?)"; ++ ++ case -ECANCELED: ++ return "System failure beyond the control of libseccomp"; ++ } ++ ++ /* e.g. -ENOMEM: the result of strerror() is good enough */ ++ return g_strerror (-negative_errno); ++} ++ + static inline void + cleanup_seccomp (void *p) + { +@@ -2251,7 +2283,7 @@ setup_seccomp (FlatpakBwrap *bwrap, + couldn't continue running. */ + r = seccomp_arch_add (seccomp, arch_id); + if (r < 0 && r != -EEXIST) +- return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to add architecture to seccomp filter")); ++ return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to add architecture to seccomp filter: %s"), flatpak_seccomp_strerror (r)); + + if (multiarch && extra_arches != NULL) + { +@@ -2260,7 +2292,7 @@ setup_seccomp (FlatpakBwrap *bwrap, + { + r = seccomp_arch_add (seccomp, extra_arches[i]); + if (r < 0 && r != -EEXIST) +- return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to add multiarch architecture to seccomp filter")); ++ return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to add multiarch architecture to seccomp filter: %s"), flatpak_seccomp_strerror (r)); + } + } + } +@@ -2292,7 +2324,7 @@ setup_seccomp (FlatpakBwrap *bwrap, + flatpak_debug2 ("Unable to block syscall %d: syscall not known to libseccomp?", + scall); + else if (r < 0) +- return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to block syscall %d"), scall); ++ return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to block syscall %d: %s"), scall, flatpak_seccomp_strerror (r)); + } + + if (!devel) +@@ -2314,7 +2346,7 @@ setup_seccomp (FlatpakBwrap *bwrap, + flatpak_debug2 ("Unable to block syscall %d: syscall not known to libseccomp?", + scall); + else if (r < 0) +- return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to block syscall %d"), scall); ++ return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to block syscall %d: %s"), scall, flatpak_seccomp_strerror (r)); + } + } + +@@ -2344,8 +2376,10 @@ setup_seccomp (FlatpakBwrap *bwrap, + if (!glnx_open_anonymous_tmpfile (O_RDWR | O_CLOEXEC, &seccomp_tmpf, error)) + return FALSE; + +- if (seccomp_export_bpf (seccomp, seccomp_tmpf.fd) != 0) +- return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to export bpf")); ++ r = seccomp_export_bpf (seccomp, seccomp_tmpf.fd); ++ ++ if (r != 0) ++ return flatpak_fail_error (error, FLATPAK_ERROR_SETUP_FAILED, _("Failed to export bpf: %s"), flatpak_seccomp_strerror (r)); + + lseek (seccomp_tmpf.fd, 0, SEEK_SET); + +-- +2.31.1 + diff --git a/SPECS/flatpak.spec b/SPECS/flatpak.spec index fca2aff..6e5a812 100644 --- a/SPECS/flatpak.spec +++ b/SPECS/flatpak.spec @@ -4,7 +4,7 @@ Name: flatpak Version: %{flatpak_version} -Release: 11%{?dist} +Release: 12%{?dist} Summary: Application deployment framework for desktop apps License: LGPLv2+ @@ -27,6 +27,8 @@ Patch4: 0003-update-Fix-OCI-updates-in-the-system-repo.patch Patch5: flatpak-1.0.9-fix-CVE-2021-21261.patch # https://bugzilla.redhat.com/show_bug.cgi?id=1938059 Patch6: flatpak-1.0.9-fix-CVE-2021-21381.patch +# https://bugzilla.redhat.com/show_bug.cgi?id=2012864 +Patch7: flatpak-1.0.9-fix-CVE-2021-41133.patch BuildRequires: pkgconfig(appstream-glib) BuildRequires: pkgconfig(fuse) @@ -142,6 +144,7 @@ This package contains libflatpak. %patch4 -p1 %patch5 -p1 %patch6 -p1 +%patch7 -p1 %build @@ -298,6 +301,9 @@ flatpak remote-list --system &> /dev/null || : %changelog +* Wed Oct 27 2021 Debarshi Ray - 1.0.9-12 +- Fix CVE-2021-41133 (#2012864) + * Mon Mar 22 2021 David King - 1.0.9-11 - Fix CVE-2021-21381 (#1938059)