diff options
Diffstat (limited to 'gnu/packages/patches/vorbis-tools-CVE-2014-9638+CVE-2014-9639.patch')
| -rw-r--r-- | gnu/packages/patches/vorbis-tools-CVE-2014-9638+CVE-2014-9639.patch | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/gnu/packages/patches/vorbis-tools-CVE-2014-9638+CVE-2014-9639.patch b/gnu/packages/patches/vorbis-tools-CVE-2014-9638+CVE-2014-9639.patch new file mode 100644 index 0000000000..6e389dd59e --- /dev/null +++ b/gnu/packages/patches/vorbis-tools-CVE-2014-9638+CVE-2014-9639.patch @@ -0,0 +1,83 @@ +From: Petter Reinholdtsen <pere@debian.org> +Date: Tue, 22 Sep 2015 15:14:06 +0200 +Subject: oggenc: validate count of channels in the header (CVE-2014-9638 & + CVE-2014-9639) + +Author: Kamil Dudka <kdudka@redhat.com> +Origin: http://lists.xiph.org/pipermail/vorbis-dev/2015-February/020423.html +Bug: https://trac.xiph.org/ticket/2136 +Bug: https://trac.xiph.org/ticket/2137 +Bug-Debian: https://bugs.debian.org/776086 +Forwarded: not-needed +Reviewed-By: Petter Reinholdtsen <pere@hungry.com> +Last-Update: 2015-09-22 +--- + oggenc/audio.c | 18 ++++++++++++++++-- + 1 file changed, 16 insertions(+), 2 deletions(-) + +diff --git a/oggenc/audio.c b/oggenc/audio.c +index 05e42b3..1b3f179 100644 +--- a/oggenc/audio.c ++++ b/oggenc/audio.c +@@ -13,6 +13,7 @@ + #include <config.h> + #endif + ++#include <limits.h> + #include <stdlib.h> + #include <stdio.h> + #include <string.h> +@@ -251,6 +252,7 @@ int aiff_open(FILE *in, oe_enc_opt *opt, unsigned char *buf, int buflen) + aiff_fmt format; + aifffile *aiff = malloc(sizeof(aifffile)); + int i; ++ long channels; + + if(buf[11]=='C') + aifc=1; +@@ -277,11 +279,16 @@ int aiff_open(FILE *in, oe_enc_opt *opt, unsigned char *buf, int buflen) + return 0; + } + +- format.channels = READ_U16_BE(buffer); ++ format.channels = channels = READ_U16_BE(buffer); + format.totalframes = READ_U32_BE(buffer+2); + format.samplesize = READ_U16_BE(buffer+6); + format.rate = (int)read_IEEE80(buffer+8); + ++ if(channels <= 0L || SHRT_MAX < channels) ++ { ++ fprintf(stderr, _("Warning: Unsupported count of channels in AIFF header\n")); ++ return 0; ++ } + aiff->bigendian = 1; + + if(aifc) +@@ -412,6 +419,7 @@ int wav_open(FILE *in, oe_enc_opt *opt, unsigned char *oldbuf, int buflen) + wav_fmt format; + wavfile *wav = malloc(sizeof(wavfile)); + int i; ++ long channels; + + /* Ok. At this point, we know we have a WAV file. Now we have to detect + * whether we support the subtype, and we have to find the actual data +@@ -449,12 +457,18 @@ int wav_open(FILE *in, oe_enc_opt *opt, unsigned char *oldbuf, int buflen) + } + + format.format = READ_U16_LE(buf); +- format.channels = READ_U16_LE(buf+2); ++ format.channels = channels = READ_U16_LE(buf+2); + format.samplerate = READ_U32_LE(buf+4); + format.bytespersec = READ_U32_LE(buf+8); + format.align = READ_U16_LE(buf+12); + format.samplesize = READ_U16_LE(buf+14); + ++ if(channels <= 0L || SHRT_MAX < channels) ++ { ++ fprintf(stderr, _("Warning: Unsupported count of channels in WAV header\n")); ++ return 0; ++ } ++ + if(format.format == -2) /* WAVE_FORMAT_EXTENSIBLE */ + { + if(len<40) |