ffmpeg | branch: release/3.4 | Michael Niedermayer <mich...@niedermayer.cc> | Sat Sep 30 23:55:20 2023 +0200| [283e077dc62c8cccf24a073eef53a35a7cccb793] | committer: Michael Niedermayer
avformat/xwma: sanity check bits_per_coded_sample Fixes: signed integer overflow: 65312 * 524296 cannot be represented in type 'int' Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_XWMA_fuzzer-6595971445555200 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit fe6ce28d118d6030984e1ee5c2d92e98514fe3d1) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=283e077dc62c8cccf24a073eef53a35a7cccb793 --- libavformat/xwma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/xwma.c b/libavformat/xwma.c index 8e0f59fab1..23a68f6819 100644 --- a/libavformat/xwma.c +++ b/libavformat/xwma.c @@ -127,7 +127,7 @@ static int xwma_read_header(AVFormatContext *s) st->codecpar->channels); return AVERROR_INVALIDDATA; } - if (!st->codecpar->bits_per_coded_sample) { + if (!st->codecpar->bits_per_coded_sample || st->codecpar->bits_per_coded_sample > 64) { av_log(s, AV_LOG_WARNING, "Invalid bits_per_coded_sample: %d\n", st->codecpar->bits_per_coded_sample); return AVERROR_INVALIDDATA; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
