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authorlofi <lofi@FreeBSD.org>2007-07-31 05:59:27 +0800
committerlofi <lofi@FreeBSD.org>2007-07-31 05:59:27 +0800
commit753f9b1b047cf9f1583aa799ed361e6aaf51d2b2 (patch)
tree867659868ef913a04a787cba76cda34b2fce14b3 /graphics/kdegraphics4
parentce63eafe1e493850dfc6e2e4cac9c8ab0ca90864 (diff)
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Fix buffer overflow vulnerability in xpdf code.
Security: http://www.kde.org/info/security/advisory-20070730-1.txt Security: CVE-2007-3387
Diffstat (limited to 'graphics/kdegraphics4')
-rw-r--r--graphics/kdegraphics4/Makefile1
-rw-r--r--graphics/kdegraphics4/files/patch-post-3.5.7-kdegraphics-CVE-2007-3387.diff17
2 files changed, 18 insertions, 0 deletions
diff --git a/graphics/kdegraphics4/Makefile b/graphics/kdegraphics4/Makefile
index abe09d60e488..e316a72b0b35 100644
--- a/graphics/kdegraphics4/Makefile
+++ b/graphics/kdegraphics4/Makefile
@@ -8,6 +8,7 @@
PORTNAME= kdegraphics
PORTVERSION= ${KDE_VERSION}
+PORTREVISION= 1
CATEGORIES= graphics kde
MASTER_SITES= ${MASTER_SITE_KDE}
MASTER_SITE_SUBDIR= stable/${PORTVERSION:S/.0//}/src
diff --git a/graphics/kdegraphics4/files/patch-post-3.5.7-kdegraphics-CVE-2007-3387.diff b/graphics/kdegraphics4/files/patch-post-3.5.7-kdegraphics-CVE-2007-3387.diff
new file mode 100644
index 000000000000..e28add87e275
--- /dev/null
+++ b/graphics/kdegraphics4/files/patch-post-3.5.7-kdegraphics-CVE-2007-3387.diff
@@ -0,0 +1,17 @@
+Index: kpdf/xpdf/xpdf/Stream.cc
+===================================================================
+--- kpdf/xpdf/xpdf/Stream.cc (revision 689574)
++++ kpdf/xpdf/xpdf/Stream.cc (working copy)
+@@ -411,9 +411,9 @@ StreamPredictor::StreamPredictor(Stream
+
+ nVals = width * nComps;
+ if (width <= 0 || nComps <= 0 || nBits <= 0 ||
+- nComps >= INT_MAX / nBits ||
+- width >= INT_MAX / nComps / nBits ||
+- nVals * nBits + 7 < 0) {
++ nComps > gfxColorMaxComps || nBits > 16 ||
++ width >= INT_MAX / nComps ||
++ nVals >= (INT_MAX - 7) / nBits) {
+ return;
+ }
+ pixBytes = (nComps * nBits + 7) >> 3;