From: Archana Polampalli <[email protected]> FFmpeg 7.0 is vulnerable to Buffer Overflow. There is a negative-size-param bug at libavcodec/mpegvideo_enc.c:1216:21 in load_input_picture in FFmpeg7.0
Signed-off-by: Archana Polampalli <[email protected]> --- .../ffmpeg/ffmpeg/CVE-2024-32230.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-2024-32230.patch diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2024-32230.patch b/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2024-32230.patch new file mode 100644 index 0000000000..0617b9b123 --- /dev/null +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg/CVE-2024-32230.patch @@ -0,0 +1,35 @@ +From 96449cfeaeb95fcfd7a2b8d9ccf7719e97471ed1 Mon Sep 17 00:00:00 2001 +From: Michael Niedermayer <[email protected]> +Date: Mon, 8 Apr 2024 18:38:42 +0200 +Subject: [PATCH] avcodec/mpegvideo_enc: Fix 1 line and one column images + +Fixes: Ticket10952 +Fixes: poc21ffmpeg +Signed-off-by: Michael Niedermayer <[email protected]> + +CVE: CVE-2024-32230 + +Upstream-Status: Backport [https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=96449cfeaeb95fcfd7a2b8d9ccf7719e97471ed1] + +Signed-off-by: Archana Polampalli <[email protected]> +--- + libavcodec/mpegvideo_enc.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c +index 128d1a3..3bd84cd 100644 +--- a/libavcodec/mpegvideo_enc.c ++++ b/libavcodec/mpegvideo_enc.c +@@ -1130,8 +1130,8 @@ static int load_input_picture(MpegEncContext *s, const AVFrame *pic_arg) + int dst_stride = i ? s->uvlinesize : s->linesize; + int h_shift = i ? h_chroma_shift : 0; + int v_shift = i ? v_chroma_shift : 0; +- int w = s->width >> h_shift; +- int h = s->height >> v_shift; ++ int w = AV_CEIL_RSHIFT(s->width , h_shift); ++ int h = AV_CEIL_RSHIFT(s->height, v_shift); + uint8_t *src = pic_arg->data[i]; + uint8_t *dst = pic->f->data[i]; + int vpad = 16; +-- +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 1295d5cdf1..40963d1254 100644 --- a/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb @@ -29,6 +29,7 @@ SRC_URI = "https://www.ffmpeg.org/releases/${BP}.tar.xz \ file://0001-avcodec-vp3-Add-missing-check-for-av_malloc.patch \ file://0001-avformat-nutdec-Add-check-for-avformat_new_stream.patch \ file://CVE-2022-48434.patch \ + file://CVE-2024-32230.patch \ " SRC_URI[sha256sum] = "ef2efae259ce80a240de48ec85ecb062cecca26e4352ffb3fda562c21a93007b" -- 2.40.0
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