From: Archana Polampalli <[email protected]> Buffer Overflow vulnerability in Ffmpeg v.N113007-g8d24a28d06 allows a local attacker to execute arbitrary code via the libavfilter/af_stereowiden.c:120:69.
Signed-off-by: Archana Polampalli <[email protected]> Signed-off-by: Steve Sakoman <[email protected]> --- .../ffmpeg/ffmpeg/CVE-2023-51794.patch | 35 +++++++++++++++++++ .../recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb | 1 + 2 files changed, 36 insertions(+) create mode 100644 meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2023-51794.patch diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2023-51794.patch b/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2023-51794.patch new file mode 100644 index 0000000000..a33ae5ffe9 --- /dev/null +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2023-51794.patch @@ -0,0 +1,35 @@ +From 50f0f8c53c818f73fe2d752708e2fa9d2a2d8a07 Mon Sep 17 00:00:00 2001 +From: Michael Niedermayer <[email protected]> +Date: Sat, 23 Dec 2023 04:03:01 +0100 +Subject: [PATCH] avfilter/af_stereowiden: Check length + +Fixes: out of array access +Fixes: tickets/10746/poc13ffmpeg + +Found-by: Zeng Yunxiang +Signed-off-by: Michael Niedermayer <[email protected]> + +CVE: CVE-2023-51794 + +Upstream-Status: Backport [https://github.com/ffmpeg/FFmpeg/commit/50f0f8c53c818f73fe2d752708e2fa9d2a2d8a07] + +Signed-off-by: Archana Polampalli <[email protected]> +--- + libavfilter/af_stereowiden.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/libavfilter/af_stereowiden.c b/libavfilter/af_stereowiden.c +index 7cce1a8..f1a5b10 100644 +--- a/libavfilter/af_stereowiden.c ++++ b/libavfilter/af_stereowiden.c +@@ -74,6 +74,8 @@ static int config_input(AVFilterLink *inlink) + + 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); +-- +2.40.0 diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb b/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb index ae02310af8..80a4e5b96f 100644 --- a/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb @@ -34,6 +34,7 @@ SRC_URI = "https://www.ffmpeg.org/releases/${BP}.tar.xz \ file://CVE-2023-50008.patch \ file://CVE-2024-31582.patch \ file://CVE-2024-31578.patch \ + file://CVE-2023-51794.patch \ " SRC_URI[sha256sum] = "ef2efae259ce80a240de48ec85ecb062cecca26e4352ffb3fda562c21a93007b" -- 2.34.1
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