apps/ffmpeg-rockchip
1
0
Fork 0
mirror of https://github.com/nyanmisaka/ffmpeg-rockchip.git synced 2025-10-31 20:42:49 +08:00
Code Issues Packages Projects Releases Wiki Activity

avformat/rka: bps < 8 is invalid

Browse Source 
Fixes: division by zero
Fixes: 57828/clusterfuzz-testcase-minimized-ffmpeg_dem_RKA_fuzzer-6571818338353152

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
2023-04-09 16:01:35 +02:00
parent fd5aa93a37
commit 167b4f56f1
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
libavformat/rka.c
View File

@@ -72,7 +72,7 @@ static int rka_read_header(AVFormatContext *s)
if (channels == 0) if (channels == 0)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
bps = par->extradata[13]; bps = par->extradata[13];
if (bps == 0) if (bps < 8)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
size_offset = avio_rl32(s->pb); size_offset = avio_rl32(s->pb);
framepos = avio_tell(s->pb); framepos = avio_tell(s->pb);