mirrors/librempeg
1
0
Fork 0
mirror of https://github.com/librempeg/librempeg synced 2024-11-22 09:02:20 +00:00
Code Issues Packages Projects Releases Wiki Activity

avformat/argo_brp: Check that ASF chunk header is completely read

Browse Source 
Fixes: Use of uninitialized value
Fixes: 71280/clusterfuzz-testcase-minimized-ffmpeg_dem_ARGO_BRP_fuzzer-4692991866896384

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Michael Niedermayer 2024-08-19 22:17:48 +02:00 committed by Paul B Mahol
parent a7d10c4895
commit 1bb8ce371e
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
libavformat/argo_brp.c
View File

@ -380,8 +380,8 @@ static int argo_brp_read_packet(AVFormatContext *s, AVPacket *pkt)
if (blk.size < ASF_CHUNK_HEADER_SIZE) if (blk.size < ASF_CHUNK_HEADER_SIZE)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
if ((ret = avio_read(s->pb, buf, ASF_CHUNK_HEADER_SIZE)) < 0) if (avio_read(s->pb, buf, ASF_CHUNK_HEADER_SIZE) != ASF_CHUNK_HEADER_SIZE)
return ret; return AVERROR_INVALIDDATA;
ff_argo_asf_parse_chunk_header(&ckhdr, buf); ff_argo_asf_parse_chunk_header(&ckhdr, buf);