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| author |  Peter Korsgaard <peter@korsgaard.com> | 2017-01-30 14:05:12 +0100 |
|---|---|---|
| committer | Peter Korsgaard <peter@korsgaard.com> | 2017-01-30 21:16:05 +0100 |
| commit | cd2e115a3feb501afc11d3c6ce29fd947a631cda (patch) | |
| tree | 76aa7c34e10ede7e12256630473f39614c84c795 /package/lcms2 | |
| parent | 6b4acf923b0e4c46d058a28877df805785258496 (diff) | |
| download | buildroot-cd2e115a3feb501afc11d3c6ce29fd947a631cda.tar.gz buildroot-cd2e115a3feb501afc11d3c6ce29fd947a631cda.tar.bz2 | |
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 <peter@korsgaard.com>
Diffstat (limited to 'package/lcms2')
| -rw-r--r-- | package/lcms2/0002-Added-an-extra-check-to-MLU-bounds.patch | 27 |
1 files changed, 27 insertions, 0 deletions
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 <marti.maria@tktbrainpower.com> +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 <peter@korsgaard.com> +--- + 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 + |