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| author | Ludovic Courtès <ludo@gnu.org> | 2016-03-11 15:52:45 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2016-03-11 16:33:50 +0100 |
| commit | ef0f0d5f971bf9c7a755b6b5c4bda34fc50e1987 (patch) | |
| tree | e59390154b2db7f2e4ce7c9c588d16781fc95f09 /gnu | |
| parent | baacf042fd2b82699e6952a7cee536e8254b5826 (diff) | |
| download | guix-ef0f0d5f971bf9c7a755b6b5c4bda34fc50e1987.tar guix-ef0f0d5f971bf9c7a755b6b5c4bda34fc50e1987.tar.gz | |
gnu: vorbis-tools: Patch buffer overflow [fixes CVE-2015-6749].
* gnu/packages/patches/vorbis-tools-CVE-2015-6749.patch: New file.
* gnu-system.am (dist_patch_DATA): Add it.
* gnu/packages/xiph.scm (vorbis-tools)[source]: Use it.
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/packages/patches/vorbis-tools-CVE-2015-6749.patch | 44 | ||||
| -rw-r--r-- | gnu/packages/xiph.scm | 3 |
2 files changed, 46 insertions, 1 deletions
diff --git a/gnu/packages/patches/vorbis-tools-CVE-2015-6749.patch b/gnu/packages/patches/vorbis-tools-CVE-2015-6749.patch new file mode 100644 index 0000000000..bcddcbfd70 --- /dev/null +++ b/gnu/packages/patches/vorbis-tools-CVE-2015-6749.patch @@ -0,0 +1,44 @@ +Upstream fix for CVE-2015-6749. +https://trac.xiph.org/ticket/2212 + +From 04815d3e1bfae3a6cdfb2c25358a5a72b61299f7 Mon Sep 17 00:00:00 2001 +From: Mark Harris <mark.hsj@gmail.com> +Date: Sun, 30 Aug 2015 05:54:46 -0700 +Subject: [PATCH] oggenc: Fix large alloca on bad AIFF input + +Fixes #2212 +--- + oggenc/audio.c | 10 +++++----- + 1 file changed, 5 insertions(+), 5 deletions(-) + +diff --git a/oggenc/audio.c b/oggenc/audio.c +index 477da8c..4921fb9 100644 +--- a/oggenc/audio.c ++++ b/oggenc/audio.c +@@ -245,8 +245,8 @@ static int aiff_permute_matrix[6][6] = + int aiff_open(FILE *in, oe_enc_opt *opt, unsigned char *buf, int buflen) + { + int aifc; /* AIFC or AIFF? */ +- unsigned int len; +- unsigned char *buffer; ++ unsigned int len, readlen; ++ unsigned char buffer[22]; + unsigned char buf2[8]; + aiff_fmt format; + aifffile *aiff = malloc(sizeof(aifffile)); +@@ -269,9 +269,9 @@ int aiff_open(FILE *in, oe_enc_opt *opt, unsigned char *buf, int buflen) + return 0; /* Weird common chunk */ + } + +- buffer = alloca(len); +- +- if(fread(buffer,1,len,in) < len) ++ readlen = len < sizeof(buffer) ? len : sizeof(buffer); ++ if(fread(buffer,1,readlen,in) < readlen || ++ (len > readlen && !seek_forward(in, len-readlen))) + { + fprintf(stderr, _("Warning: Unexpected EOF in reading AIFF header\n")); + return 0; +-- +2.5.0 + diff --git a/gnu/packages/xiph.scm b/gnu/packages/xiph.scm index a602a34645..04dfd70c5a 100644 --- a/gnu/packages/xiph.scm +++ b/gnu/packages/xiph.scm @@ -266,7 +266,8 @@ Kate stream.") "vorbis-tools-" version ".tar.gz")) (sha256 (base32 - "1g12bnh5ah08v529y72kfdz5lhvy75iaz7f9jskyby23m9dkk2d3")))) + "1g12bnh5ah08v529y72kfdz5lhvy75iaz7f9jskyby23m9dkk2d3")) + (patches (list (search-patch "vorbis-tools-CVE-2015-6749.patch"))))) (build-system gnu-build-system) (inputs `(("ao" ,ao) ("curl" ,curl) |