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-rw-r--r--gnu/packages/patches/libxml2-CVE-2017-7376.patch41
1 files changed, 41 insertions, 0 deletions
diff --git a/gnu/packages/patches/libxml2-CVE-2017-7376.patch b/gnu/packages/patches/libxml2-CVE-2017-7376.patch
new file mode 100644
index 0000000000..5b9e45bd83
--- /dev/null
+++ b/gnu/packages/patches/libxml2-CVE-2017-7376.patch
@@ -0,0 +1,41 @@
+Fix CVE-2017-7376:
+
+https://bugzilla.gnome.org/show_bug.cgi?id=780690 (not yet public)
+https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7376
+https://security-tracker.debian.org/tracker/CVE-2017-7376
+
+Patch copied from upstream source repository:
+
+https://git.gnome.org/browse/libxml2/commit/?id=5dca9eea1bd4263bfa4d037ab2443de1cd730f7e
+
+From 5dca9eea1bd4263bfa4d037ab2443de1cd730f7e Mon Sep 17 00:00:00 2001
+From: Daniel Veillard <veillard@redhat.com>
+Date: Fri, 7 Apr 2017 17:13:28 +0200
+Subject: [PATCH] Increase buffer space for port in HTTP redirect support
+
+For https://bugzilla.gnome.org/show_bug.cgi?id=780690
+
+nanohttp.c: the code wrongly assumed a short int port value.
+---
+ nanohttp.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/nanohttp.c b/nanohttp.c
+index e109ad75..373425de 100644
+--- a/nanohttp.c
++++ b/nanohttp.c
+@@ -1423,9 +1423,9 @@ retry:
+ if (ctxt->port != 80) {
+ /* reserve space for ':xxxxx', incl. potential proxy */
+ if (proxy)
+- blen += 12;
++ blen += 17;
+ else
+- blen += 6;
++ blen += 11;
+ }
+ bp = (char*)xmlMallocAtomic(blen);
+ if ( bp == NULL ) {
+--
+2.14.1
+