| Message ID | 20230921180912.10733-4-michael@niedermayer.cc |
|---|---|
| State | Accepted |
| Commit | 9cef555bc52e26e674b0c3988bb20a08315e76e1 |
| Headers | show |
| Series | [FFmpeg-devel,1/6] avcodec/osq: Check that pkt_offset does not exceed pkt size | expand |
| Context | Check | Description |
|---|---|---|
| andriy/make_x86 | success | Make finished |
| andriy/make_fate_x86 | success | Make fate finished |
diff --git a/libavcodec/wavarc.c b/libavcodec/wavarc.c index 9ba95143b8a..a9d98f0c55e 100644 --- a/libavcodec/wavarc.c +++ b/libavcodec/wavarc.c @@ -539,6 +539,8 @@ static int decode_5elp(AVCodecContext *avctx, if (block_type >= 0 && block_type <= 7) { k = 1 + (avctx->sample_fmt == AV_SAMPLE_FMT_S16P); k = get_urice(gb, k) + 1; + if (k >= 32) + return AVERROR_INVALIDDATA; } if (block_type <= 2 || block_type == 6 || block_type == 13 ||
regression since 18b2ecc24778140c2bc798ed64842dc8feb6dc3a Fixes: assertion failure Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WAVARC_fuzzer-6280165808013312 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavcodec/wavarc.c | 2 ++ 1 file changed, 2 insertions(+)