ffmpeg | branch: release/4.4 | Michael Niedermayer <mich...@niedermayer.cc> | Thu Aug 18 23:41:57 2022 +0200| [c7f723ddb677d6a13e9d8b62851f9d2583100fdf] | committer: Michael Niedermayer
avcodec/speedhq: Check width Fixes: out of array access Fixes: 50014/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEDHQ_fuzzer-4748914632294400 Alternatively the buffer size can be increased Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit f0395f9ef6051315973f1fdded1804f81458566d) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c7f723ddb677d6a13e9d8b62851f9d2583100fdf --- libavcodec/speedhq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/speedhq.c b/libavcodec/speedhq.c index 711bcd66d7..5a201b3a6e 100644 --- a/libavcodec/speedhq.c +++ b/libavcodec/speedhq.c @@ -498,7 +498,7 @@ static int speedhq_decode_frame(AVCodecContext *avctx, uint32_t second_field_offset; int ret; - if (buf_size < 4 || avctx->width < 8) + if (buf_size < 4 || avctx->width < 8 || avctx->width % 8 != 0) return AVERROR_INVALIDDATA; quality = buf[0]; _______________________________________________ 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".
