From: Archana Polampalli <archana.polampa...@windriver.com> An integer overflow in the component /libavformat/westwood_vqa.c of FFmpeg n6.1.1 allows attackers to cause a denial of service in the application via a crafted VQA file.
Signed-off-by: Archana Polampalli <archana.polampa...@windriver.com> --- .../ffmpeg/ffmpeg/CVE-2024-36616.patch | 35 +++++++++++++++++++ .../recipes-multimedia/ffmpeg/ffmpeg_6.1.1.bb | 1 + 2 files changed, 36 insertions(+) create mode 100644 meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2024-36616.patch diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2024-36616.patch b/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2024-36616.patch new file mode 100644 index 0000000000..3f02c45b33 --- /dev/null +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2024-36616.patch @@ -0,0 +1,35 @@ +From 86f73277bf014e2ce36dd2594f1e0fb8b3bd6661 Mon Sep 17 00:00:00 2001 +From: Michael Niedermayer <mich...@niedermayer.cc> +Date: Tue, 26 Mar 2024 01:00:13 +0100 +Subject: [PATCH] avformat/westwood_vqa: Fix 2g packets + +Fixes: signed integer overflow: 2147483424 * 2 cannot be represented in type 'int' +Fixes: 62276/clusterfuzz-testcase-minimized-ffmpeg_dem_WSVQA_fuzzer-4576211411795968 + +Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg +Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> + +CVE: CVE-2024-36616 + +Upstream-Status: Backport [https://github.com/ffmpeg/ffmpeg/commit/86f73277bf014e2ce36dd2594f1e0fb8b3bd6661] + +Signed-off-by: Archana Polampalli <archana.polampa...@windriver.com> +--- + libavformat/westwood_vqa.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/libavformat/westwood_vqa.c b/libavformat/westwood_vqa.c +index 03b2d9e..024f5d3 100644 +--- a/libavformat/westwood_vqa.c ++++ b/libavformat/westwood_vqa.c +@@ -262,7 +262,7 @@ static int wsvqa_read_packet(AVFormatContext *s, + break; + case SND2_TAG: + /* 2 samples/byte, 1 or 2 samples per frame depending on stereo */ +- pkt->duration = (chunk_size * 2) / wsvqa->channels; ++ pkt->duration = (chunk_size * 2LL) / wsvqa->channels; + break; + } + break; +-- +2.40.0 diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg_6.1.1.bb b/meta/recipes-multimedia/ffmpeg/ffmpeg_6.1.1.bb index 5e22fd4080..3a18580e51 100644 --- a/meta/recipes-multimedia/ffmpeg/ffmpeg_6.1.1.bb +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg_6.1.1.bb @@ -42,6 +42,7 @@ SRC_URI = " \ file://CVE-2024-35368.patch \ file://CVE-2024-35365.patch \ file://CVE-2024-36613.patch \ + file://CVE-2024-36616.patch \ " SRC_URI[sha256sum] = "8684f4b00f94b85461884c3719382f1261f0d9eb3d59640a1f4ac0873616f968" -- 2.40.0
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