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ffmpeg: fix CVE-2024-28661

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(From OE-Core rev: cbe8929662f8ea873a3686517516bc5754a3cd18)

Signed-off-by: Archana Polampalli <archana.polampalli@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Archana Polampalli
2025-02-21 06:03:05 +00:00
committed by Steve Sakoman
parent 5356d3a7e5
commit 7b6ce37e5d
2 changed files with 41 additions and 0 deletions
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40
meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2024-28661.patch Normal file
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@@ -0,0 +1,40 @@
From 66b50445cb36cf6adb49c2397362509aedb42c71 Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Fri, 16 Feb 2024 11:17:13 -0300
Subject: [PATCH] avcodec/speexdec: check for sane frame_size values
Regression since ab39cc36c72bb73318bb911acb66873de850a107.
Fixes heap buffer overflows
Fixes ticket #10866
Reported-by: sploitem <sploitem@gmail.com>
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: James Almer <jamrial@gmail.com>
CVE: CVE-2024-28661
Upstream-Status: Backport [https://github.com/FFmpeg/FFmpeg/commit/66b50445cb36cf6adb49c2397362509aedb42c71]
Signed-off-by: Archana Polampalli <archana.polampalli@windriver.com>
---
libavcodec/speexdec.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavcodec/speexdec.c b/libavcodec/speexdec.c
index ee95417..5b016df 100644
--- a/libavcodec/speexdec.c
+++ b/libavcodec/speexdec.c
@@ -1419,8 +1419,9 @@ static int parse_speex_extradata(AVCodecContext *avctx,
return AVERROR_INVALIDDATA;
s->bitrate = bytestream_get_le32(&buf);
s->frame_size = bytestream_get_le32(&buf);
- if (s->frame_size < NB_FRAME_SIZE << s->mode)
+ if (s->frame_size < NB_FRAME_SIZE << (s->mode > 0))
return AVERROR_INVALIDDATA;
+ s->frame_size *= 1 + (s->mode > 0);
s->vbr = bytestream_get_le32(&buf);
s->frames_per_packet = bytestream_get_le32(&buf);
if (s->frames_per_packet <= 0 ||
--
2.40.0

1
meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb
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@@ -48,6 +48,7 @@ SRC_URI = "https://www.ffmpeg.org/releases/${BP}.tar.xz \
file://CVE-2024-36616.patch \ file://CVE-2024-36616.patch \
file://CVE-2024-36617.patch \ file://CVE-2024-36617.patch \
file://CVE-2024-36618.patch \ file://CVE-2024-36618.patch \
file://CVE-2024-28661.patch \
" "
SRC_URI[sha256sum] = "ef2efae259ce80a240de48ec85ecb062cecca26e4352ffb3fda562c21a93007b" SRC_URI[sha256sum] = "ef2efae259ce80a240de48ec85ecb062cecca26e4352ffb3fda562c21a93007b"