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| author | Mark H Weaver <mhw@netris.org> | 2015-02-02 00:22:51 -0500 |
|---|---|---|
| committer | Mark H Weaver <mhw@netris.org> | 2015-02-02 03:54:42 -0500 |
| commit | 3b02429c8a0b476120cb1bc63c9ddd4a3a44a37b (patch) | |
| tree | 370417e7b1ba27396851ac22e503ec169019f9b0 /gnu/packages/patches/libvpx-vp9-out-of-bounds-access.patch | |
| parent | 38012ed5cdf211050d64be7eb1f6164defcb9a68 (diff) | |
| download | guix-3b02429c8a0b476120cb1bc63c9ddd4a3a44a37b.tar.gz guix-3b02429c8a0b476120cb1bc63c9ddd4a3a44a37b.zip | |
gnu: libvpx: Apply bug fixes.
Fixes build on armhf.
* gnu/packages/patches/libvpx-fix-armhf-link.patch,
gnu/packages/patches/libvpx-fix-ssse3-quantize.patch,
gnu/packages/patches/libvpx-vp9-out-of-bounds-access.patch: New files.
* gnu-system.am (dist_patch_DATA): Add them.
* gnu/packages/video.scm (libvpx): Add patches. On armhf, add additional
configure flags to avoid requiring support for NEON.
Diffstat (limited to 'gnu/packages/patches/libvpx-vp9-out-of-bounds-access.patch')
| -rw-r--r-- | gnu/packages/patches/libvpx-vp9-out-of-bounds-access.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/gnu/packages/patches/libvpx-vp9-out-of-bounds-access.patch b/gnu/packages/patches/libvpx-vp9-out-of-bounds-access.patch new file mode 100644 index 0000000000..6aec8aa2f0 --- /dev/null +++ b/gnu/packages/patches/libvpx-vp9-out-of-bounds-access.patch @@ -0,0 +1,35 @@ +Copied from Debian. + +# HG changeset patch +# User Ralph Giles <giles@mozilla.com> +# Date 1412209683 25200 +# Node ID 6023f0b4f8ba49dd117106cc98cd8007c2142bf6 +# Parent 8c431dcec0ffde13988d47eacf341113ea883245 +Bug 1063327 - Reject vp9 frames with invalid tiles. r=kinetik, a=abillings + +diff --git a/vp9/decoder/vp9_decodframe.c b/vp9/decoder/vp9_decodframe.c +--- a/vp9/decoder/vp9_decodframe.c ++++ b/vp9/decoder/vp9_decodframe.c +@@ -863,16 +863,21 @@ static size_t get_tile(const uint8_t *co + + if (!is_last) { + if (!read_is_valid(*data, 4, data_end)) + vpx_internal_error(error_info, VPX_CODEC_CORRUPT_FRAME, + "Truncated packet or corrupt tile length"); + + size = read_be32(*data); + *data += 4; ++ ++ if (size > data_end - *data) { ++ vpx_internal_error(error_info, VPX_CODEC_CORRUPT_FRAME, ++ "Truncated packet or corrupt tile size"); ++ } + } else { + size = data_end - *data; + } + return size; + } + + typedef struct TileBuffer { + const uint8_t *data; + |