har0ke/FFmpeg
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

avcodec/loco: Check loco_get_rice() for failure

Browse Source 
Fixes: CID1604495 Overflowed constant

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d55327684349b4db5d5905eefaa7d2aec597908d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-07-05 02:21:52 +02:00
parent 66f42ad1d5
commit ecfdecabfb
No known key found for this signature in database
GPG Key ID: B18E8928B3948D64
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/loco.c
View File

@ -157,6 +157,8 @@ static int loco_decode_plane(LOCOContext *l, uint8_t *data, int width, int heigh
/* restore top left pixel */ /* restore top left pixel */
val = loco_get_rice(&rc); val = loco_get_rice(&rc);
if (val == INT_MIN)
return AVERROR_INVALIDDATA;
data[0] = 128 + val; data[0] = 128 + val;
/* restore top line */ /* restore top line */
for (i = 1; i < width; i++) { for (i = 1; i < width; i++) {