ffmpeg | branch: release/2.8 | Michael Niedermayer <mich...@niedermayer.cc> | Tue Jun 9 22:11:23 2020 +0200| [08f49d5085f123f1c6f15c77252a24d5e7eaa797] | committer: Michael Niedermayer
avcodec/wmalosslessdec: Check block_align maximum Fixes: Assertion failure Fixes: 22737/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5958388889681920 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 314d10f7a60f1786c85da30a569be61e2b906fef) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=08f49d5085f123f1c6f15c77252a24d5e7eaa797 --- libavcodec/wmalosslessdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c index 87a672845e..02e1e8dfa1 100644 --- a/libavcodec/wmalosslessdec.c +++ b/libavcodec/wmalosslessdec.c @@ -185,7 +185,7 @@ static av_cold int decode_init(AVCodecContext *avctx) unsigned int channel_mask; int i, log2_max_num_subframes; - if (avctx->block_align <= 0) { + if (avctx->block_align <= 0 || avctx->block_align > (1<<21)) { av_log(avctx, AV_LOG_ERROR, "block_align is not set or invalid\n"); return AVERROR(EINVAL); } _______________________________________________ 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".
