From cd2e115a3feb501afc11d3c6ce29fd947a631cda Mon Sep 17 00:00:00 2001 From: Peter Korsgaard Date: Mon, 30 Jan 2017 14:05:12 +0100 Subject: [PATCH] lcms2: add upstream security fix for CVE-2016-10165 An out-of-bounds read in cmstypes.c in Type_MLU_Read function was found, leading to heap memory leak triggered by crafted ICC profile. https://bugzilla.redhat.com/show_bug.cgi?id=1367357 Add upstream patch to fix it. Signed-off-by: Peter Korsgaard --- ...2-Added-an-extra-check-to-MLU-bounds.patch | 27 +++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 package/lcms2/0002-Added-an-extra-check-to-MLU-bounds.patch diff --git a/package/lcms2/0002-Added-an-extra-check-to-MLU-bounds.patch b/package/lcms2/0002-Added-an-extra-check-to-MLU-bounds.patch new file mode 100644 index 0000000000..9a5d9dd4e9 --- /dev/null +++ b/package/lcms2/0002-Added-an-extra-check-to-MLU-bounds.patch @@ -0,0 +1,27 @@ +From 5ca71a7bc18b6897ab21d815d15e218e204581e2 Mon Sep 17 00:00:00 2001 +From: Marti +Date: Mon, 15 Aug 2016 23:31:39 +0200 +Subject: [PATCH] Added an extra check to MLU bounds + +Thanks to Ibrahim el-sayed for spotting the bug + +Signed-off-by: Peter Korsgaard +--- + src/cmstypes.c | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/src/cmstypes.c b/src/cmstypes.c +index cb61860..c7328b9 100644 +--- a/src/cmstypes.c ++++ b/src/cmstypes.c +@@ -1460,6 +1460,7 @@ void *Type_MLU_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsU + + // Check for overflow + if (Offset < (SizeOfHeader + 8)) goto Error; ++ if ((Offset + Len) > SizeOfTag + 8) goto Error; + + // True begin of the string + BeginOfThisString = Offset - SizeOfHeader - 8; +-- +2.11.0 +