3b02429c8a
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.
36 lines
1,005 B
Diff
36 lines
1,005 B
Diff
Copied from Debian.
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# HG changeset patch
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# User Ralph Giles <giles@mozilla.com>
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# Date 1412209683 25200
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# Node ID 6023f0b4f8ba49dd117106cc98cd8007c2142bf6
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# Parent 8c431dcec0ffde13988d47eacf341113ea883245
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Bug 1063327 - Reject vp9 frames with invalid tiles. r=kinetik, a=abillings
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diff --git a/vp9/decoder/vp9_decodframe.c b/vp9/decoder/vp9_decodframe.c
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--- a/vp9/decoder/vp9_decodframe.c
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+++ b/vp9/decoder/vp9_decodframe.c
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@@ -863,16 +863,21 @@ static size_t get_tile(const uint8_t *co
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if (!is_last) {
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if (!read_is_valid(*data, 4, data_end))
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vpx_internal_error(error_info, VPX_CODEC_CORRUPT_FRAME,
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"Truncated packet or corrupt tile length");
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size = read_be32(*data);
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*data += 4;
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+
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+ if (size > data_end - *data) {
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+ vpx_internal_error(error_info, VPX_CODEC_CORRUPT_FRAME,
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+ "Truncated packet or corrupt tile size");
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+ }
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} else {
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size = data_end - *data;
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}
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return size;
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}
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typedef struct TileBuffer {
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const uint8_t *data;
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