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| author | Michael Niedermayer <michael@niedermayer.cc> | 2023-03-05 22:25:04 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2023-04-07 23:40:46 +0200 |
| commit | 3392936e8294de1fc312c19a285702db33360be9 (patch) | |
| tree | 42159877be9222a5a4a6dd08ace9140ef311acdc | |
| parent | ea238698bc02ada8bf32334c9e09f814307347f0 (diff) | |
| download | ffmpeg-3392936e8294de1fc312c19a285702db33360be9.tar.gz | |
avcodec/escape124: fix signdness of end of input check
Fixes: Timeout
Fixes: 56561/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ESCAPE124_fuzzer-5560363635834880
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 87ad0a5dd7d12c91badc215c3b5d6745fa7acb02)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/escape124.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/escape124.c b/libavcodec/escape124.c index 94c2a961e6..9332c8d080 100644 --- a/libavcodec/escape124.c +++ b/libavcodec/escape124.c @@ -88,7 +88,7 @@ static CodeBook unpack_codebook(GetBitContext* gb, unsigned depth, unsigned i, j; CodeBook cb = { 0 }; - if (size >= INT_MAX / 34 || get_bits_left(gb) < size * 34) + if (size >= INT_MAX / 34 || get_bits_left(gb) < (int)size * 34) return cb; if (size >= INT_MAX / sizeof(MacroBlock)) |