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multimedia/libvpx: backport use-after-free fix

Browse source 
https://bugs.chromium.org/p/chromium/issues/detail?id=842265

Inspired by:	Mozilla
Obtained from:	upstream (Chromium 68, Firefox 62)
This commit is contained in:
Jan Beich 2018-10-01 17:21:32 +00:00
parent 6ec74a36cd
commit 48d344f9d1
Notes: svn2git 2021-03-31 03:12:20 +00:00 
svn path=/head/; revision=481043
2 changed files with 14 additions and 1 deletions
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2
multimedia/libvpx/Makefile
View file

@ -4,7 +4,7 @@
PORTNAME= libvpx
DISTVERSIONPREFIX= v
DISTVERSION= 1.7.0
PORTREVISION= 1
PORTREVISION= 2
CATEGORIES= multimedia
MAINTAINER= jbeich@FreeBSD.org

13
multimedia/libvpx/files/patch-mozilla-bug1480092 Normal file
View file

@ -0,0 +1,13 @@
https://chromium.googlesource.com/webm/libvpx/+/52add5896661%5E!/
--- vp8/common/postproc.c.orig 2018-01-24 22:25:44 UTC
+++ vp8/common/postproc.c
@@ -65,7 +65,7 @@ void vp8_deblock(VP8_COMMON *cm, YV12_BUFFER_CONFIG *s
double level = 6.0e-05 * q * q * q - .0067 * q * q + .306 * q + .0065;
int ppl = (int)(level + .5);
- const MODE_INFO *mode_info_context = cm->show_frame_mi;
+ const MODE_INFO *mode_info_context = cm->mi;
int mbr, mbc;
/* The pixel thresholds are adjusted according to if or not the macroblock