diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2023-09-30 23:55:20 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2023-10-08 21:36:07 +0200 |
| commit | fe6ce28d118d6030984e1ee5c2d92e98514fe3d1 (patch) | |
| tree | 856c0b96ec9ff68d1e98c8469e44451af1771e56 | |
| parent | 2d6df3719dd4f75b40cdf25a02f3f075b76ed045 (diff) | |
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 <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/xwma.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/xwma.c b/libavformat/xwma.c index 12689f37fd..b830f9ed75 100644 --- a/libavformat/xwma.c +++ b/libavformat/xwma.c @@ -151,7 +151,7 @@ static int xwma_read_header(AVFormatContext *s) st->codecpar->ch_layout.nb_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; |