virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-07-11 14:30:22 +02:00
Code Issues Releases Activity

avcodec/eatgq: Check bytestream2_get_buffer() for failure

Browse Source 
Fixes: Use of uninitialized memory
Fixes: 71546/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EATGQ_fuzzer-5607656650244096

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2024-09-23 20:52:02 +02:00
parent cdce6a8b97
commit 4949e34d96
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
libavcodec/eatgq.c
View File

@ -209,7 +209,8 @@ static int tgq_decode_mb(TgqContext *s, GetByteContext *gbyte,
dc[4] = bytestream2_get_byte(gbyte);
dc[5] = bytestream2_get_byte(gbyte);
} else if (mode == 6) {
bytestream2_get_buffer(gbyte, dc, 6);
if (bytestream2_get_buffer(gbyte, dc, 6) != 6)
return AVERROR_INVALIDDATA;
} else if (mode == 12) {
for (i = 0; i < 6; i++) {
dc[i] = bytestream2_get_byte(gbyte);