From 2735c1f0c0ae68933112a98bf5a5c6d22486c74f Mon Sep 17 00:00:00 2001 Message-Id: <2735c1f0c0ae68933112a98bf5a5c6d22486c74f.1387369730.git.minovotn@redhat.com> In-Reply-To: <091eecc4fa42754760dfff393dabcc2b444e9693.1387369730.git.minovotn@redhat.com> References: <091eecc4fa42754760dfff393dabcc2b444e9693.1387369730.git.minovotn@redhat.com> From: Paul Moore Date: Tue, 3 Dec 2013 16:04:48 +0100 Subject: [PATCH 03/21] seccomp: add kill() to the syscall whitelist RH-Author: Paul Moore Message-id: <20131203160448.1445.78917.stgit@localhost> Patchwork-id: 55976 O-Subject: [RHEL7 qemu-kvm PATCH] seccomp: add kill() to the syscall whitelist Bugzilla: 1026314 RH-Acked-by: Bandan Das RH-Acked-by: Stefan Hajnoczi RH-Acked-by: knoel@redhat.com Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1026314 Brew: https://brewweb.devel.redhat.com/taskinfo?taskID=6672333 Upstream: In QEMU/seccomp maintainer's tree git://github.com/otubo/qemu.git#seccomp Tested: Tested by myself, IBM, and original BZ reporter, see BZ commit: e9eecb5bf82a71564bf018fcbbfc6cda19cab6c2 From: Paul Moore Date: 2013-11-20 11:12:17 -0500 seccomp: add kill() to the syscall whitelist The kill() syscall is triggered with the following command: # qemu -sandbox on -monitor stdio \ -device intel-hda -device hda-duplex -vnc :0 The resulting syslog/audit message: # ausearch -m SECCOMP ---- time->Wed Nov 20 09:52:08 2013 type=SECCOMP msg=audit(1384912328.482:6656): auid=0 uid=0 gid=0 ses=854 subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 pid=12087 comm="qemu-kvm" sig=31 syscall=62 compat=0 ip=0x7f7a1d2abc67 code=0x0 # scmp_sys_resolver 62 kill Reported-by: CongLi Tested-by: CongLi Signed-off-by: Paul Moore Acked-by: Eduardo Otubo --- qemu-seccomp.c | 1 + 1 file changed, 1 insertion(+) Signed-off-by: Michal Novotny --- qemu-seccomp.c | 1 + 1 file changed, 1 insertion(+) diff --git a/qemu-seccomp.c b/qemu-seccomp.c index ca15f21..906101f 100644 --- a/qemu-seccomp.c +++ b/qemu-seccomp.c @@ -123,6 +123,7 @@ static const struct QemuSeccompSyscall seccomp_whitelist[] = { { SCMP_SYS(write), 244 }, { SCMP_SYS(fcntl), 243 }, { SCMP_SYS(tgkill), 242 }, + { SCMP_SYS(kill), 242 }, { SCMP_SYS(rt_sigaction), 242 }, { SCMP_SYS(pipe2), 242 }, { SCMP_SYS(munmap), 242 }, -- 1.7.11.7