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* gnu/packages/image.scm (optipng)[source](patches): New field. * gnu/packages/patches/optipng-CVE-2017-1000229.patch: New file. * gnu/local.mk (dist_patch_DATA): Register it.
22 lines
889 B
Diff
22 lines
889 B
Diff
Fix CVE-2017-1000229:
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https://security-tracker.debian.org/tracker/CVE-2017-1000229
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https://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-1000229.html
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https://nvd.nist.gov/vuln/detail/CVE-2017-1000229
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Patch copied from upstream bug tracker:
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https://sourceforge.net/p/optipng/bugs/65/
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diff --git a/src/minitiff/tiffread.c b/src/minitiff/tiffread.c
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index b4910ec..5f9b376 100644
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--- a/src/minitiff/tiffread.c
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+++ b/src/minitiff/tiffread.c
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@@ -350,6 +350,8 @@ minitiff_read_info(struct minitiff_info *tiff_ptr, FILE *fp)
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count = tiff_ptr->strip_offsets_count;
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if (count == 0 || count > tiff_ptr->height)
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goto err_invalid;
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+ if (count > (size_t)-1 / sizeof(long))
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+ goto err_memory;
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tiff_ptr->strip_offsets = (long *)malloc(count * sizeof(long));
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if (tiff_ptr->strip_offsets == NULL)
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goto err_memory;
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