ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Mon Sep 23 20:52:02 2024 +0200| [4949e34d96cc751aedaace02123c2fb02b5ac174] | committer: Michael Niedermayer
avcodec/eatgq: Check bytestream2_get_buffer() for failure 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 <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4949e34d96cc751aedaace02123c2fb02b5ac174 --- libavcodec/eatgq.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavcodec/eatgq.c b/libavcodec/eatgq.c index 3596d00e6f..efcad62df1 100644 --- a/libavcodec/eatgq.c +++ b/libavcodec/eatgq.c @@ -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); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
