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gnu: imlib2: Update to 1.4.9 [fixes CVE-2011-5326, CVE-2016-{3993,3994}].
* gnu/packages/image.scm (imlib2): Update to 1.4.9. [source]: Remove patch. * gnu/packages/patches/imlib2-CVE-2016-4024.patch: Delete file. * gnu/local.mk (dist_patch_DATA): Remove it.
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3 changed files with 2 additions and 56 deletions
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@ -544,7 +544,6 @@ dist_patch_DATA = \
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gnu/packages/patches/icu4c-CVE-2015-1270.patch \
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gnu/packages/patches/icu4c-CVE-2015-4760.patch \
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gnu/packages/patches/ilmbase-fix-tests.patch \
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gnu/packages/patches/imlib2-CVE-2016-4024.patch \
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gnu/packages/patches/irrlicht-mesa-10.patch \
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gnu/packages/patches/jasper-CVE-2007-2721.patch \
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gnu/packages/patches/jasper-CVE-2008-3520.patch \
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@ -459,7 +459,7 @@ (define-public libungif
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(define-public imlib2
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(package
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(name "imlib2")
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(version "1.4.8")
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(version "1.4.9")
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(source (origin
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(method url-fetch)
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(uri (string-append
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@ -467,8 +467,7 @@ (define-public imlib2
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version ".tar.bz2"))
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(sha256
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(base32
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"0xxhgkd1axlcmf3kp1d7naiygparpg8l3sg3d263rhl2z0gm7aw9"))
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(patches (search-patches "imlib2-CVE-2016-4024.patch"))))
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"08809xxk2555yj6glixzw9a0x3x8cx55imd89kj3r0h152bn8a3x"))))
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(build-system gnu-build-system)
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(native-inputs
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`(("pkgconfig" ,pkg-config)))
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@ -1,52 +0,0 @@
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Fix CVE-2016-4024 (integer overflow in lib/image.h).
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https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4024
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Upstream source:
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https://git.enlightenment.org/legacy/imlib2.git/commit/?id=7eba2e4c8ac0e20838947f10f29d0efe1add8227
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From 7eba2e4c8ac0e20838947f10f29d0efe1add8227 Mon Sep 17 00:00:00 2001
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From: "Yuriy M. Kaminskiy" <yumkam@gmail.com>
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Date: Wed, 6 Apr 2016 03:34:01 +0300
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Subject: Fix integer overflow resulting in insufficient heap allocation
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IMAGE_DIMENSIONS_OK ensures that image width and height are less then
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46340, so that maximum number of pixels is ~2**31.
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Unfortunately, there are a lot of code that allocates image data with
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something like
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malloc(w * h * sizeof(DATA32));
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Obviously, on 32-bit machines this results in integer overflow,
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insufficient heap allocation, with [massive] out-of-bounds heap
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overwrite.
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Either X_MAX should be reduced to 32767, or (w)*(h) should be checked to
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not exceed ULONG_MAX/sizeof(DATA32).
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Security implications:
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*) for 32-bit machines: insufficient heap allocation and heap overwrite
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in many image loaders, with escalation potential to remote code
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execution;
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*) for 64-bit machines: it seems, no impact.
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---
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src/lib/image.h | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/src/lib/image.h b/src/lib/image.h
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index e9eb678..5fae6ed 100644
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--- a/src/lib/image.h
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+++ b/src/lib/image.h
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@@ -188,7 +188,8 @@ void __imlib_SaveImage(ImlibImage * im, const char *file,
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/* The maximum pixmap dimension is 65535. */
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/* However, for now, use 46340 (46340^2 < 2^31) to avoid buffer overflow issues. */
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-#define X_MAX_DIM 46340
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+/* Reduced further to 32767, so that (w * h * sizeof(DATA32)) won't exceed ULONG_MAX */
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+#define X_MAX_DIM 32767
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#define IMAGE_DIMENSIONS_OK(w, h) \
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( ((w) > 0) && ((h) > 0) && ((w) < X_MAX_DIM) && ((h) < X_MAX_DIM) )
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--
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cgit v0.12
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