Yes, patch already in 2.9.10 -----Original Message----- From: akuster808 <akuster...@gmail.com> Sent: Thursday, January 23, 2020 1:46 PM To: Lee, Chee Yang <chee.yang....@intel.com>; openembedded-core@lists.openembedded.org Subject: Re: [OE-core] [PATCH][zeus] libxml2: Fix CVE-2019-19956
On 1/22/20 6:09 PM, chee.yang....@intel.com wrote: > From: Lee Chee Yang <chee.yang....@intel.com> > > see: > https://gitlab.gnome.org/GNOME/libxml2/commit/5a02583c7e683896d84878bd > 90641d8d9b0d0549 > > Signed-off-by: Lee Chee Yang <chee.yang....@intel.com> So Master is not affected? 2.9.10 - armin > --- > .../libxml/libxml2/Fix-CVE-2019-19956.patch | 40 > ++++++++++++++++++++++ > meta/recipes-core/libxml/libxml2_2.9.9.bb | 1 + > 2 files changed, 41 insertions(+) > create mode 100644 > meta/recipes-core/libxml/libxml2/Fix-CVE-2019-19956.patch > > diff --git a/meta/recipes-core/libxml/libxml2/Fix-CVE-2019-19956.patch > b/meta/recipes-core/libxml/libxml2/Fix-CVE-2019-19956.patch > new file mode 100644 > index 0000000..1c2dff9 > --- /dev/null > +++ b/meta/recipes-core/libxml/libxml2/Fix-CVE-2019-19956.patch > @@ -0,0 +1,40 @@ > +From 5a02583c7e683896d84878bd90641d8d9b0d0549 Mon Sep 17 00:00:00 > +2001 > +From: Zhipeng Xie <xiezhipe...@huawei.com> > +Date: Wed, 7 Aug 2019 17:39:17 +0800 > +Subject: [PATCH] Fix memory leak in > +xmlParseBalancedChunkMemoryRecover > + > +When doc is NULL, namespace created in xmlTreeEnsureXMLDecl is bind > +to newDoc->oldNs, in this case, set newDoc->oldNs to NULL and free > +newDoc will cause a memory leak. > + > +Found with libFuzzer. > + > +Closes #82. > + > +Upstream-Status: Backport > +[https://gitlab.gnome.org/GNOME/libxml2/commit/5a02583c7e683896d84878 > +bd90641d8d9b0d0549] > +CVE: CVE-2019-19956 > + > +Signed-off-by: Chee Yang Lee <chee.yang....@intel.com> > + > +--- > + parser.c | 3 ++- > + 1 file changed, 2 insertions(+), 1 deletion(-) > + > +diff --git a/parser.c b/parser.c > +index 1ce1ccf1..26d9f4e3 100644 > +--- a/parser.c > ++++ b/parser.c > +@@ -13894,7 +13894,8 @@ xmlParseBalancedChunkMemoryRecover(xmlDocPtr doc, > xmlSAXHandlerPtr sax, > + xmlFreeParserCtxt(ctxt); > + newDoc->intSubset = NULL; > + newDoc->extSubset = NULL; > +- newDoc->oldNs = NULL; > ++ if(doc != NULL) > ++ newDoc->oldNs = NULL; > + xmlFreeDoc(newDoc); > + > + return(ret); > +-- > +2.24.1 > + > + > diff --git a/meta/recipes-core/libxml/libxml2_2.9.9.bb > b/meta/recipes-core/libxml/libxml2_2.9.9.bb > index c38f883..c44a90b 100644 > --- a/meta/recipes-core/libxml/libxml2_2.9.9.bb > +++ b/meta/recipes-core/libxml/libxml2_2.9.9.bb > @@ -20,6 +20,7 @@ SRC_URI = > "http://www.xmlsoft.org/sources/libxml2-${PV}.tar.gz;name=libtar \ > file://libxml-m4-use-pkgconfig.patch \ > > file://0001-Make-ptest-run-the-python-tests-if-python-is-enabled.patch \ > file://fix-execution-of-ptests.patch \ > + file://Fix-CVE-2019-19956.patch \ > " > > SRC_URI[libtar.md5sum] = "c04a5a0a042eaa157e8e8c9eabe76bd6" -- _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.openembedded.org/mailman/listinfo/openembedded-core
