[Buildroot] [PATCH] links: add security fix for CVE-2013-6050
Gustavo Zacarias
gustavo at zacarias.com.ar
Tue Jun 17 19:05:49 UTC 2014
Also fix LICENSE typo.
Signed-off-by: Gustavo Zacarias <gustavo at zacarias.com.ar>
---
...no-largefile.patch => links-0001-no-largefile.patch} | 0
package/links/links-0002-CVE-2013-6050.patch | 17 +++++++++++++++++
package/links/links.mk | 2 +-
3 files changed, 18 insertions(+), 1 deletion(-)
rename package/links/{links-no-largefile.patch => links-0001-no-largefile.patch} (100%)
create mode 100644 package/links/links-0002-CVE-2013-6050.patch
diff --git a/package/links/links-no-largefile.patch b/package/links/links-0001-no-largefile.patch
similarity index 100%
rename from package/links/links-no-largefile.patch
rename to package/links/links-0001-no-largefile.patch
diff --git a/package/links/links-0002-CVE-2013-6050.patch b/package/links/links-0002-CVE-2013-6050.patch
new file mode 100644
index 0000000..d85c250
--- /dev/null
+++ b/package/links/links-0002-CVE-2013-6050.patch
@@ -0,0 +1,17 @@
+Description: Fix integer overflow in graphics mode (CVE-2013-6050)
+Author: Mikulas Patocka <mikulas at artax.karlin.mff.cuni.cz>
+Bug-CVE: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-6050
+
+Index: links-2.7/html_tbl.c
+===================================================================
+--- links-2.7.orig/html_tbl.c 2013-11-22 01:57:29.000000000 +0100
++++ links-2.7/html_tbl.c 2013-11-22 01:58:30.000000000 +0100
+@@ -1550,6 +1550,8 @@ static void add_to_rect_sets(struct rect
+ static void add_to_cell_sets(struct table_cell ****s, int **nn, int *n, struct rect *r, struct table_cell *c)
+ {
+ int i, j;
++ if (r->y1 < 0 || r->y2 < 0)
++ fatal_exit("add_to_cell_sets: integer overflow: %d, %d", r->y1, r->y2);
+ for (i = r->y1 >> RECT_BOUND_BITS; i <= (r->y2 - 1) >> RECT_BOUND_BITS; i++) {
+ if (i >= *n) {
+ struct table_cell ***ns;
diff --git a/package/links/links.mk b/package/links/links.mk
index 6e683dd..a7baa4c 100644
--- a/package/links/links.mk
+++ b/package/links/links.mk
@@ -7,7 +7,7 @@
LINKS_VERSION = 2.7
LINKS_SITE = http://links.twibright.com/download
LINKS_DEPENDENCIES = host-pkgconf
-LINKS_LICNSE = GPLv2+
+LINKS_LICENSE = GPLv2+
LINKS_LICENSE_FILES = COPYING
ifeq ($(BR2_PACKAGE_LINKS_GRAPHICS),y)
--
1.8.5.5
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