diff --git a/SOURCES/bash-4.4-cve-2019-9924.patch b/SOURCES/bash-4.4-cve-2019-9924.patch new file mode 100644 index 0000000..217b3d4 --- /dev/null +++ b/SOURCES/bash-4.4-cve-2019-9924.patch @@ -0,0 +1,32 @@ +diff --git a/variables.c b/variables.c +--- a/variables.c ++++ b/variables.c +@@ -1578,6 +1578,28 @@ assign_hashcmd (self, value, ind, key) + arrayind_t ind; + char *key; + { ++#if defined (RESTRICTED_SHELL) ++ char *full_path; ++ ++ if (restricted) ++ { ++ if (strchr (value, '/')) ++ { ++ sh_restricted (value); ++ return (SHELL_VAR *)NULL; ++ } ++ /* If we are changing the hash table in a restricted shell, make sure the ++ target pathname can be found using a $PATH search. */ ++ full_path = find_user_command (value); ++ if (full_path == 0 || *full_path == 0 || executable_file (full_path) == 0) ++ { ++ sh_notfound (value); ++ free (full_path); ++ return ((SHELL_VAR *)NULL); ++ } ++ free (full_path); ++ } ++#endif + phash_insert (key, value, 0, 0); + return (build_hashcmd (self)); + } diff --git a/SPECS/bash.spec b/SPECS/bash.spec index 2720263..b6ff67b 100644 --- a/SPECS/bash.spec +++ b/SPECS/bash.spec @@ -6,7 +6,7 @@ Version: %{baseversion}%{patchleveltag} Name: bash Summary: The GNU Bourne Again shell -Release: 33%{?dist} +Release: 34%{?dist} Group: System Environment/Shells License: GPLv3+ Url: http://www.gnu.org/software/bash @@ -204,6 +204,9 @@ Patch155: bash-5.0-syslog-history.patch #1573901 - RFE: (security) support bracketed paste mode Patch156: bash-4.4-bracketed-paste.patch +#1693181 - CVE-2019-9924 bash: BASH_CMD is writable in restricted bash shells +Patch157: bash-4.4-cve-2019-9924.patch + BuildRequires: texinfo bison BuildRequires: ncurses-devel BuildRequires: autoconf, gettext @@ -338,6 +341,7 @@ This package contains documentation files for %{name}. %patch154 -p1 -b .append-slash %patch155 -p1 -b .syslog-history %patch156 -p1 -b .bracketed-paste +%patch157 -p1 -b .cve-2019-9924 echo %{version} > _distribution echo %{release} > _patchlevel @@ -530,6 +534,10 @@ end #%doc doc/*.ps doc/*.0 doc/*.html doc/article.txt %changelog +* Fri Aug 16 2019 Siteshwar Vashisht - 4.2.46-34 +- BASH_CMD should not be writable in restricted shell + Resolves: #1693181 + * Thu Mar 07 2019 Siteshwar Vashisht - 4.2.46-33 - Add support for bracketed paste mode Resolves: #1573901