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| author | Michael Niedermayer <michael@niedermayer.cc> | 2023-04-16 16:56:40 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2023-05-06 00:22:25 +0200 |
| commit | 34056a94eab5f8fbc7e0b8510f7c9851931f23b7 (patch) | |
| tree | 1c68029ef3a08ee1f104296be2b105cf00ca7361 /libavcodec | |
| parent | fd7352660be0211aabb11dc6d586836515772f81 (diff) | |
| download | ffmpeg-34056a94eab5f8fbc7e0b8510f7c9851931f23b7.tar.gz | |
avcodec/utils: the IFF_ILBM implementation assumes that there are a multiple of 16 allocated
Fixes: out of array access
Fixes: 45982/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5124452659888128
Fixes: 45982/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-6362836707442688
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/utils.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/utils.c b/libavcodec/utils.c index 599da21dba..ef1845954e 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -317,7 +317,7 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, } if (s->codec_id == AV_CODEC_ID_IFF_ILBM) { - w_align = FFMAX(w_align, 8); + w_align = FFMAX(w_align, 16); } *width = FFALIGN(*width, w_align); |