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$NetBSD: patch-aa,v 1.10 2009/04/14 18:54:38 tron Exp $
Patch for SA34634/CVE-2009-0793 taken for Redhat's Bugzilla:
https://bugzilla.redhat.com/attachment.cgi?id=337279
--- src/cmsxform.c.orig 2009-03-21 15:31:52.000000000 +0000
+++ src/cmsxform.c 2009-04-14 19:18:05.000000000 +0100
@@ -660,6 +660,9 @@
GrayTRC = cmsReadICCGamma(hProfile, icSigGrayTRCTag);
FromLstarToXYZ(GrayTRC, Shapes1);
+ if (GrayTRC == NULL)
+ return NULL;
+
// Reversing must be done after curve translation
Shapes[0] = cmsReverseGamma(Shapes1[0]->nEntries, Shapes1[0]);
@@ -675,6 +678,9 @@
GrayTRC = cmsReadICCGammaReversed(hProfile, icSigGrayTRCTag); // Y
+ if (GrayTRC == NULL)
+ return NULL;
+
Shapes[0] = cmsDupGamma(GrayTRC);
Shapes[1] = cmsDupGamma(GrayTRC);
Shapes[2] = cmsDupGamma(GrayTRC);
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