RepoMirrors/ffmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2025-01-11 18:09:36 +00:00
Code Issues Projects Releases Wiki Activity

shorten: dont leave invalid channel counts in the context.

Browse Source 
Fixes freeing invalid addresses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-02-13 01:03:30 +01:00
parent e1219cdaf9
commit 4f1279154e
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
libavcodec/shorten.c
View File

@ -343,6 +343,7 @@ static int read_header(ShortenContext *s)
s->channels = get_uint(s, CHANSIZE); s->channels = get_uint(s, CHANSIZE);
if (s->channels <= 0 || s->channels > MAX_CHANNELS) { if (s->channels <= 0 || s->channels > MAX_CHANNELS) {
av_log(s->avctx, AV_LOG_ERROR, "too many channels: %d\n", s->channels); av_log(s->avctx, AV_LOG_ERROR, "too many channels: %d\n", s->channels);
s->channels = 0;
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }
s->avctx->channels = s->channels; s->avctx->channels = s->channels;