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| author | Max Rees <maxcrees@me.com> | 2020-05-05 11:25:48 -0500 |
|---|---|---|
| committer | Max Rees <maxcrees@me.com> | 2020-05-05 11:25:48 -0500 |
| commit | ece7d1f171e81a88656947c48925da94f4d2105f (patch) | |
| tree | ba1922ec64c18ef4327140f9e54187938a27b5f4 /user/ffmpeg | |
| parent | f0b42a82699bb782fd074517ca488f1de239e623 (diff) | |
| download | packages-ece7d1f171e81a88656947c48925da94f4d2105f.tar.gz packages-ece7d1f171e81a88656947c48925da94f4d2105f.tar.bz2 packages-ece7d1f171e81a88656947c48925da94f4d2105f.tar.xz packages-ece7d1f171e81a88656947c48925da94f4d2105f.zip | |
user/ffmpeg: patch CVE-2019-13312 and CVE-2020-12284 (#156)
Diffstat (limited to 'user/ffmpeg')
| -rw-r--r-- | user/ffmpeg/APKBUILD | 11 | ||||
| -rw-r--r-- | user/ffmpeg/CVE-2019-13312.patch | 30 | ||||
| -rw-r--r-- | user/ffmpeg/CVE-2020-12284.patch | 32 |
3 files changed, 71 insertions, 2 deletions
diff --git a/user/ffmpeg/APKBUILD b/user/ffmpeg/APKBUILD index b6de0597c..06e68aecb 100644 --- a/user/ffmpeg/APKBUILD +++ b/user/ffmpeg/APKBUILD @@ -4,7 +4,7 @@ # Maintainer: A. Wilcox <awilfox@adelielinux.org> pkgname=ffmpeg pkgver=4.2.2 -pkgrel=0 +pkgrel=1 pkgdesc="Record, convert, and stream audio and video" url="https://ffmpeg.org/" arch="all" @@ -21,6 +21,8 @@ makedepends="alsa-lib-dev bzip2-dev freetype-dev gnutls-dev imlib2-dev subpackages="$pkgname-dev $pkgname-doc $pkgname-libs" source="https://ffmpeg.org/releases/ffmpeg-$pkgver.tar.xz 0001-libavutil-clean-up-unused-FF_SYMVER-macro.patch + CVE-2019-13312.patch + CVE-2020-12284.patch " # secfixes: @@ -37,6 +39,9 @@ source="https://ffmpeg.org/releases/ffmpeg-$pkgver.tar.xz # - CVE-2017-14222 # - CVE-2017-14223 # - CVE-2017-14225 +# 4.2.2-r1: +# - CVE-2019-13312 +# - CVE-2020-12284 build() { _asm="" @@ -98,4 +103,6 @@ libs() { } sha512sums="381cd6732fa699eb89000621cf34256920596ed1f9de3c2194dbad35fdf2165269eb7d3a147a0eb75dc18fbb6d601382b5801750e09fc63547766842f84208e3 ffmpeg-4.2.2.tar.xz -1047a23eda51b576ac200d5106a1cd318d1d5291643b3a69e025c0a7b6f3dbc9f6eb0e1e6faa231b7e38c8dd4e49a54f7431f87a93664da35825cc2e9e8aedf4 0001-libavutil-clean-up-unused-FF_SYMVER-macro.patch" +1047a23eda51b576ac200d5106a1cd318d1d5291643b3a69e025c0a7b6f3dbc9f6eb0e1e6faa231b7e38c8dd4e49a54f7431f87a93664da35825cc2e9e8aedf4 0001-libavutil-clean-up-unused-FF_SYMVER-macro.patch +0c53680ae480b8f848893d4e5c40ea522bd25a72860e0955e039ec838ee09159ab2bfa0eafc71113009082c7f53981ba70116dcef17053cd3cc3ea59e4da5a5c CVE-2019-13312.patch +910f8da9ed8e0998c311cc451f1725a20c4cc3e9f0c2d1981a1ceea8da5f434519044b4997e71d87424e19fcc45cb203238e49ad178e313696667e6c9bf311c9 CVE-2020-12284.patch" diff --git a/user/ffmpeg/CVE-2019-13312.patch b/user/ffmpeg/CVE-2019-13312.patch new file mode 100644 index 000000000..1ef9d92b4 --- /dev/null +++ b/user/ffmpeg/CVE-2019-13312.patch @@ -0,0 +1,30 @@ +From ea56af88956061d700043c5c4b026ac57834b0c8 Mon Sep 17 00:00:00 2001 +From: Carl Eugen Hoyos <ceffmpeg@gmail.com> +Date: Mon, 1 Jul 2019 01:45:36 +0200 +Subject: [PATCH] lavc/zmbvenc: Do not left-shift negative values. + +Fixes the following ubsan errors with the sample from ticket #7980: +libavcodec/zmbvenc.c:243:29: runtime error: left shift of negative value -4 +libavcodec/zmbvenc.c:244:28: runtime error: left shift of negative value -2 +--- + libavcodec/zmbvenc.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/libavcodec/zmbvenc.c b/libavcodec/zmbvenc.c +index 4887175..0e22ce6 100644 +--- a/libavcodec/zmbvenc.c ++++ b/libavcodec/zmbvenc.c +@@ -240,8 +240,8 @@ FF_ENABLE_DEPRECATION_WARNINGS + tprev = prev + x * c->bypp; + + zmbv_me(c, tsrc, p->linesize[0], tprev, c->pstride, x, y, &mx, &my, &xored); +- mv[0] = (mx << 1) | !!xored; +- mv[1] = my << 1; ++ mv[0] = (mx * 2) | !!xored; ++ mv[1] = my * 2; + tprev += mx * c->bypp + my * c->pstride; + if(xored){ + for(j = 0; j < bh2; j++){ +-- +2.7.4 + diff --git a/user/ffmpeg/CVE-2020-12284.patch b/user/ffmpeg/CVE-2020-12284.patch new file mode 100644 index 000000000..7360b5870 --- /dev/null +++ b/user/ffmpeg/CVE-2020-12284.patch @@ -0,0 +1,32 @@ +From 1812352d767ccf5431aa440123e2e260a4db2726 Mon Sep 17 00:00:00 2001 +From: Michael Niedermayer <michael@niedermayer.cc> +Date: Sat, 7 Mar 2020 15:42:58 +0100 +Subject: [PATCH] avcodec/cbs_jpeg: Check length for SOS + +Fixes: out of array access +Fixes: 19734/clusterfuzz-testcase-minimized-ffmpeg_BSF_TRACE_HEADERS_fuzzer-5673507031875584 +Fixes: 19353/clusterfuzz-testcase-minimized-ffmpeg_BSF_TRACE_HEADERS_fuzzer-5703944462663680 + +Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg +Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> +--- + libavcodec/cbs_jpeg.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/libavcodec/cbs_jpeg.c b/libavcodec/cbs_jpeg.c +index 6bbce5f..89512a2 100644 +--- a/libavcodec/cbs_jpeg.c ++++ b/libavcodec/cbs_jpeg.c +@@ -197,6 +197,9 @@ static int cbs_jpeg_split_fragment(CodedBitstreamContext *ctx, + if (marker == JPEG_MARKER_SOS) { + length = AV_RB16(frag->data + start); + ++ if (length > end - start) ++ return AVERROR_INVALIDDATA; ++ + data_ref = NULL; + data = av_malloc(end - start + + AV_INPUT_BUFFER_PADDING_SIZE); +-- +2.7.4 + |