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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-03-15 17:59:49 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-05-27 23:52:46 +0200 |
| commit | 05d364dcccb3703de3f299b6ebaa13021b12c061 (patch) | |
| tree | 7d0030ed01d4dfbca8a7de59a2d55f8171d35742 /tools/target_dec_fuzzer.c | |
| parent | 6ec009f7e22d69502db83df49383b4a7c814ed7d (diff) | |
| download | ffmpeg-05d364dcccb3703de3f299b6ebaa13021b12c061.tar.gz | |
tools/target_dec_fuzzer: Do not test AV_CODEC_FLAG2_FAST with AV_CODEC_ID_H264
This combination skips allocating large padding which can read out of array
Fixes: 20978/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5746381832847360
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 'tools/target_dec_fuzzer.c')
| -rw-r--r-- | tools/target_dec_fuzzer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c index dc7efe914d..f43f417088 100644 --- a/tools/target_dec_fuzzer.c +++ b/tools/target_dec_fuzzer.c @@ -206,7 +206,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { if (flags & 8) ctx->err_recognition |= AV_EF_EXPLODE; } - if (flags & 0x10) + if ((flags & 0x10) && c->id != AV_CODEC_ID_H264) ctx->flags2 |= AV_CODEC_FLAG2_FAST; if (flags & 0x40) |