~ruther/guix-local

6e4f18cfdd1bf747e77f81b64497f1c05f57a057 — Mark H Weaver 9 years ago 98d9182
gnu: libxml2: Add fix for CVE-2016-1762.

* gnu/packages/patches/libxml2-CVE-2016-1762.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/xml.scm (libxml2/fixed)[source]: Add patch.
3 files changed, 34 insertions(+), 1 deletions(-)

M gnu/local.mk
A gnu/packages/patches/libxml2-CVE-2016-1762.patch
M gnu/packages/xml.scm
M gnu/local.mk => gnu/local.mk +1 -0
@@ 633,6 633,7 @@ dist_patch_DATA =						\
  %D%/packages/patches/libwmf-CVE-2015-0848+CVE-2015-4588.patch	\
  %D%/packages/patches/libwmf-CVE-2015-4695.patch		\
  %D%/packages/patches/libwmf-CVE-2015-4696.patch		\
  %D%/packages/patches/libxml2-CVE-2016-1762.patch		\
  %D%/packages/patches/libxslt-CVE-2015-7995.patch		\
  %D%/packages/patches/lirc-localstatedir.patch			\
  %D%/packages/patches/libpthread-glibc-preparation.patch	\

A gnu/packages/patches/libxml2-CVE-2016-1762.patch => gnu/packages/patches/libxml2-CVE-2016-1762.patch +31 -0
@@ 0,0 1,31 @@
Copied from Debian.

From a7a94612aa3b16779e2c74e1fa353b5d9786c602 Mon Sep 17 00:00:00 2001
From: Daniel Veillard <veillard@redhat.com>
Date: Tue, 9 Feb 2016 12:55:29 +0100
Subject: [PATCH] Heap-based buffer overread in xmlNextChar

For https://bugzilla.gnome.org/show_bug.cgi?id=759671

when the end of the internal subset isn't properly detected
xmlParseInternalSubset should just return instead of trying
to process input further.

[carnil: drop patches to testsuite files]
---

diff --git a/parser.c b/parser.c
index c5741e3..0677030 100644
--- a/parser.c
+++ b/parser.c
@@ -8468,6 +8468,7 @@ xmlParseInternalSubset(xmlParserCtxtPtr ctxt) {
      */
     if (RAW != '>') {
 	xmlFatalErr(ctxt, XML_ERR_DOCTYPE_NOT_FINISHED, NULL);
+	return;
     }
     NEXT;
 }
-- 
2.8.1


M gnu/packages/xml.scm => gnu/packages/xml.scm +2 -1
@@ 116,7 116,8 @@ project (but it is usable outside of the Gnome platform).")
                             version ".tar.gz"))
         (sha256
          (base32
           "0g336cr0bw6dax1q48bblphmchgihx9p1pjmxdnrd6sh3qci3fgz")))))))
           "0g336cr0bw6dax1q48bblphmchgihx9p1pjmxdnrd6sh3qci3fgz"))
         (patches (search-patches "libxml2-CVE-2016-1762.patch")))))))

(define-public python-libxml2
  (package (inherit libxml2)