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author | Mark H Weaver <mhw@netris.org> | 2014-12-30 15:17:44 -0500 |
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committer | Mark H Weaver <mhw@netris.org> | 2014-12-30 15:18:37 -0500 |
commit | 63d526e2689774ff2897446b870c3817b95c75d7 (patch) | |
tree | 61975375507c658f42aa71ff6bf598dc5ea7b9d0 /gnu/packages/patches/mutt-CVE-2014-9116.patch | |
parent | 2d2301e37ac311f84acea012c33d6581fdc21d89 (diff) | |
download | guix-63d526e2689774ff2897446b870c3817b95c75d7.tar.gz guix-63d526e2689774ff2897446b870c3817b95c75d7.zip |
gnu: mutt: Add fix for CVE-2014-9116.
* gnu/packages/patches/mutt-CVE-2014-9116.patch: New file.
* gnu-system.am (dist_patch_DATA): Add it.
* gnu/packages/mail.scm (mutt): Add patch.
Diffstat (limited to 'gnu/packages/patches/mutt-CVE-2014-9116.patch')
-rw-r--r-- | gnu/packages/patches/mutt-CVE-2014-9116.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/gnu/packages/patches/mutt-CVE-2014-9116.patch b/gnu/packages/patches/mutt-CVE-2014-9116.patch new file mode 100644 index 0000000000..91e17ecbe0 --- /dev/null +++ b/gnu/packages/patches/mutt-CVE-2014-9116.patch @@ -0,0 +1,46 @@ +Fix CVE-2014-9116. Copied from Debian: + +This patch solves the issue raised by CVE-2014-9116 in bug 771125. + +We correctly redefine what are the whitespace characters as per RFC5322; by +doing so we prevent mutt_substrdup from being used in a way that could lead to +a segfault. + +The lib.c part was written by Antonio Radici <antonio@debian.org> to prevent +crashes due to this kind of bugs from happening again. + +The wheezy version of this patch is slightly different, therefore this patch +has -jessie prefixed in its name. + +The sendlib.c part was provided by Salvatore Bonaccorso and it is the same as +the upstream patch reported here: +http://dev.mutt.org/trac/attachment/ticket/3716/ticket-3716-stable.patch + +--- a/lib.c ++++ b/lib.c +@@ -815,6 +815,9 @@ char *mutt_substrdup (const char *begin, + size_t len; + char *p; + ++ if (end != NULL && end < begin) ++ return NULL; ++ + if (end) + len = end - begin; + else +--- a/sendlib.c ++++ b/sendlib.c +@@ -1814,7 +1814,12 @@ static int write_one_header (FILE *fp, i + { + tagbuf = mutt_substrdup (start, t); + /* skip over the colon separating the header field name and value */ +- t = skip_email_wsp(t + 1); ++ ++t; ++ ++ /* skip over any leading whitespace (WSP, as defined in RFC5322) */ ++ while (*t == ' ' || *t == '\t') ++ t++; ++ + valbuf = mutt_substrdup (t, end); + } + dprint(4,(debugfile,"mwoh: buf[%s%s] too long, " |