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- Add 0001-avfilter-af_stereowiden-Check-length.patch

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[boo#1223437, CVE-2023-51794]

OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/ffmpeg-5?expand=0&rev=94
This commit is contained in:
Jan Engelhardt 2024-05-29 09:17:54 +00:00 committed by Git OBS Bridge
parent ccf5285d75
commit b8335667a6
3 changed files with 37 additions and 0 deletions
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29
0001-avfilter-af_stereowiden-Check-length.patch Normal file
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@ -0,0 +1,29 @@
From 50f0f8c53c818f73fe2d752708e2fa9d2a2d8a07 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michael@niedermayer.cc>
Date: Sat, 23 Dec 2023 04:03:01 +0100
Subject: [PATCH] avfilter/af_stereowiden: Check length
References: https://bugzilla.opensuse.org/1223437
References: CVE-2023-51794
Fixes: out of array access
Fixes: tickets/10746/poc13ffmpeg
Found-by: Zeng Yunxiang
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavfilter/af_stereowiden.c | 2 ++
1 file changed, 2 insertions(+)
Index: ffmpeg-4.4.4/libavfilter/af_stereowiden.c
===================================================================
--- ffmpeg-4.4.4.orig/libavfilter/af_stereowiden.c
+++ ffmpeg-4.4.4/libavfilter/af_stereowiden.c
@@ -75,6 +75,8 @@ static int config_input(AVFilterLink *in
s->length = s->delay * inlink->sample_rate / 1000;
s->length *= 2;
+ if (s->length == 0)
+ return AVERROR(EINVAL);
s->buffer = av_calloc(s->length, sizeof(*s->buffer));
if (!s->buffer)
return AVERROR(ENOMEM);

6
ffmpeg-5.changes
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@ -5,6 +5,12 @@ Tue Apr 27 11:38:35 UTC 2024 - Cliff Zhao <qzhao@suse.com>
Backporting e4d2666b from upstream, fixes the out of array access.
(CVE-2023-50010 bsc#1223256)
-------------------------------------------------------------------
Fri Apr 26 22:16:48 UTC 2024 - Jan Engelhardt <jengelh@inai.de>
- Add 0001-avfilter-af_stereowiden-Check-length.patch
[boo#1223437, CVE-2023-51794]
-------------------------------------------------------------------
Tue Apr 26 12:18:26 UTC 2024 - Cliff Zhao <qzhao@suse.com>

2
ffmpeg-5.spec
View File

@ -118,6 +118,7 @@ Patch13: 0001-avutil-hwcontext-Don-t-assume-frames_uninit-is-reent.patch
Patch14: 0001-avfilter-avf_showspectrum-fix-off-by-1-error.patch
Patch15: 0001-avfilter-vf_codecview-fix-heap-buffer-overflow.patch
Patch16: 0001-avfilter-f_reverse-Apply-PTS-compensation-only-when-.patch
Patch17: 0001-avfilter-af_stereowiden-Check-length.patch
Patch90: ffmpeg-chromium.patch
Patch91: ffmpeg-dlopen-openh264.patch
Patch93: soname.diff
@ -851,6 +852,7 @@ Patch13: 0001-avutil-hwcontext-Don-t-assume-frames_uninit-is-reent.patch
Patch14: 0001-avfilter-avf_showspectrum-fix-off-by-1-error.patch
Patch15: 0001-avfilter-vf_codecview-fix-heap-buffer-overflow.patch
Patch16: 0001-avfilter-f_reverse-Apply-PTS-compensation-only-when-.patch
Patch17: 0001-avfilter-af_stereowiden-Check-length.patch
Patch90: ffmpeg-chromium.patch
Patch91: ffmpeg-dlopen-openh264.patch
Patch93: soname.diff