virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-08-15 14:13:16 +02:00
Code Issues Releases Activity

avcodec/dcadec: Check active_bands

Browse Source 
Fixes CID1297594 part2

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2015-05-15 18:29:40 +02:00
parent 0f3e6959bf
commit fc624ec9ba
1 changed files with 6 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
libavcodec/dcadec.c
View File

@@ -1242,8 +1242,13 @@ int ff_dca_xbr_parse_frame(DCAContext *s)
for(i = 0; i < num_chsets; i++) { for(i = 0; i < num_chsets; i++) {
n_xbr_ch[i] = get_bits(&s->gb, 3) + 1; n_xbr_ch[i] = get_bits(&s->gb, 3) + 1;
k = get_bits(&s->gb, 2) + 5; k = get_bits(&s->gb, 2) + 5;
for(j = 0; j < n_xbr_ch[i]; j++) for(j = 0; j < n_xbr_ch[i]; j++) {
active_bands[i][j] = get_bits(&s->gb, k) + 1; active_bands[i][j] = get_bits(&s->gb, k) + 1;
if (active_bands[i][j] > DCA_SUBBANDS) {
av_log(s->avctx, AV_LOG_ERROR, "too many active subbands (%d)\n", active_bands[i][j]);
return AVERROR_INVALIDDATA;
}
}
} }
/* skip to the end of the header */ /* skip to the end of the header */