On 05/11/15 20:29, akuster808 wrote:
Ping.
- armin
Hi Armin,
I've pushed this change to my joshuagl/fido-next branch of
openembedded-core-contrib and am testing it now.
Thanks,
Joshua
1.
http://cgit.openembedded.org/openembedded-core-contrib/log/?h=joshuagl/fido-next
On 10/29/2015 04:22 PM, Armin Kuster wrote:
From: Armin Kuster <akus...@mvista.com>
This is a is being give a High rating so please consider it for
all 1.1.28 versions.
A type confusion error within the libxslt "xsltStylePreCompute()"
function in preproc.c can lead to a DoS. Confirmed in version 1.1.28,
other versions may also be affected.
Signed-off-by: Armin Kuster <akus...@mvista.com>
---
.../libxslt/libxslt/CVE-2015-7995.patch | 33 ++++++++++++++++++++++
meta/recipes-support/libxslt/libxslt_1.1.28.bb | 3 +-
2 files changed, 35 insertions(+), 1 deletion(-)
create mode 100644 meta/recipes-support/libxslt/libxslt/CVE-2015-7995.patch
diff --git a/meta/recipes-support/libxslt/libxslt/CVE-2015-7995.patch
b/meta/recipes-support/libxslt/libxslt/CVE-2015-7995.patch
new file mode 100644
index 0000000..e4d09c2
--- /dev/null
+++ b/meta/recipes-support/libxslt/libxslt/CVE-2015-7995.patch
@@ -0,0 +1,33 @@
+From 7ca19df892ca22d9314e95d59ce2abdeff46b617 Mon Sep 17 00:00:00 2001
+From: Daniel Veillard <veill...@redhat.com>
+Date: Thu, 29 Oct 2015 19:33:23 +0800
+Subject: Fix for type confusion in preprocessing attributes
+
+CVE-2015-7995 http://www.openwall.com/lists/oss-security/2015/10/27/10
+We need to check that the parent node is an element before dereferencing
+its namespace
+
+Upstream-Status: Backport
+
+https://git.gnome.org/browse/libxslt/commit/?id=7ca19df892ca22d9314e95d59ce2abdeff46b617
+
+Signed-off-by: Armin Kuster <akus...@mvista.com>
+
+---
+ libxslt/preproc.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+Index: libxslt-1.1.28/libxslt/preproc.c
+===================================================================
+--- libxslt-1.1.28.orig/libxslt/preproc.c
++++ libxslt-1.1.28/libxslt/preproc.c
+@@ -2245,7 +2245,8 @@ xsltStylePreCompute(xsltStylesheetPtr st
+ } else if (IS_XSLT_NAME(inst, "attribute")) {
+ xmlNodePtr parent = inst->parent;
+
+- if ((parent == NULL) || (parent->ns == NULL) ||
++ if ((parent == NULL) ||
++ (parent->type != XML_ELEMENT_NODE) || (parent->ns == NULL) ||
+ ((parent->ns != inst->ns) &&
+ (!xmlStrEqual(parent->ns->href, inst->ns->href))) ||
+ (!xmlStrEqual(parent->name, BAD_CAST "attribute-set"))) {
diff --git a/meta/recipes-support/libxslt/libxslt_1.1.28.bb
b/meta/recipes-support/libxslt/libxslt_1.1.28.bb
index 166bcd8..87fabec 100644
--- a/meta/recipes-support/libxslt/libxslt_1.1.28.bb
+++ b/meta/recipes-support/libxslt/libxslt_1.1.28.bb
@@ -10,7 +10,8 @@ DEPENDS = "libxml2"
SRC_URI = "ftp://xmlsoft.org/libxslt//libxslt-${PV}.tar.gz \
file://pkgconfig_fix.patch \
- file://pkgconfig.patch"
+ file://pkgconfig.patch \
+ file://CVE-2015-7995.patch"
SRC_URI[md5sum] = "9667bf6f9310b957254fdcf6596600b7"
SRC_URI[sha256sum] =
"5fc7151a57b89c03d7b825df5a0fae0a8d5f05674c0e7cf2937ecec4d54a028c"
--
_______________________________________________
Openembedded-core mailing list
Openembedded-core@lists.openembedded.org
http://lists.openembedded.org/mailman/listinfo/openembedded-core
