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Bug#981292: marked as done (buster-pu: package cairo/1.16.0-4+deb10u1)

Your message dated Sat, 06 Feb 2021 10:39:26 +0000
with message-id <6425525e38201ecf9a2d3e0f1e63c0d3b08e0fc0.camel@adam-barratt.org.uk>
and subject line Closing p-u bugs for updates in 10.8
has caused the Debian Bug report #981292,
regarding buster-pu: package cairo/1.16.0-4+deb10u1
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

(NB: If you are a system administrator and have no idea what this
message is talking about, this may indicate a serious mail system
misconfiguration somewhere. Please contact owner@bugs.debian.org
immediately.)


-- 
981292: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=981292
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems
--- Begin Message --- 
Package: release.debian.org
Severity: normal
Tags: buster
User: release.debian.org@packages.debian.org
Usertags: pu
X-Debbugs-Cc: pochu@debian.org

Low severity security fix, synched up with Emilio on IRC for the upload.

Cheers,
        Moritz

diff -Nru cairo-1.16.0/debian/changelog cairo-1.16.0/debian/changelog
--- cairo-1.16.0/debian/changelog	2019-03-15 08:57:56.000000000 +0100
+++ cairo-1.16.0/debian/changelog	2021-01-22 00:02:52.000000000 +0100
@@ -1,3 +1,9 @@
+cairo (1.16.0-4+deb10u1) buster; urgency=medium
+
+  * CVE-2020-35492 (Closes: #CVE-2020-35492)
+
+ -- Moritz Mühlenhoff <jmm@debian.org>  Fri, 22 Jan 2021 00:02:52 +0100
+
 cairo (1.16.0-4) unstable; urgency=medium
 
   * Team upload
diff -Nru cairo-1.16.0/debian/patches/CVE-2020-35492.patch cairo-1.16.0/debian/patches/CVE-2020-35492.patch
--- cairo-1.16.0/debian/patches/CVE-2020-35492.patch	1970-01-01 01:00:00.000000000 +0100
+++ cairo-1.16.0/debian/patches/CVE-2020-35492.patch	2021-01-22 00:02:52.000000000 +0100
@@ -0,0 +1,47 @@
+From 03a820b173ed1fdef6ff14b4468f5dbc02ff59be Mon Sep 17 00:00:00 2001
+From: Heiko Lewin <heiko.lewin@worldiety.de>
+Date: Tue, 15 Dec 2020 16:48:19 +0100
+Subject: [PATCH] Fix mask usage in image-compositor
+
+[trimmed test case, since not used in Debian build]
+
+---
+ src/cairo-image-compositor.c                |   8 ++--
+
+--- cairo-1.16.0.orig/src/cairo-image-compositor.c
++++ cairo-1.16.0/src/cairo-image-compositor.c
+@@ -2601,14 +2601,14 @@ _inplace_src_spans (void *abstract_rende
+ 		    unsigned num_spans)
+ {
+     cairo_image_span_renderer_t *r = abstract_renderer;
+-    uint8_t *m;
++    uint8_t *m, *base = (uint8_t*)pixman_image_get_data(r->mask);
+     int x0;
+ 
+     if (num_spans == 0)
+ 	return CAIRO_STATUS_SUCCESS;
+ 
+     x0 = spans[0].x;
+-    m = r->_buf;
++    m = base;
+     do {
+ 	int len = spans[1].x - spans[0].x;
+ 	if (len >= r->u.composite.run_length && spans[0].coverage == 0xff) {
+@@ -2646,7 +2646,7 @@ _inplace_src_spans (void *abstract_rende
+ 				      spans[0].x, y,
+ 				      spans[1].x - spans[0].x, h);
+ 
+-	    m = r->_buf;
++	    m = base;
+ 	    x0 = spans[1].x;
+ 	} else if (spans[0].coverage == 0x0) {
+ 	    if (spans[0].x != x0) {
+@@ -2675,7 +2675,7 @@ _inplace_src_spans (void *abstract_rende
+ #endif
+ 	    }
+ 
+-	    m = r->_buf;
++	    m = base;
+ 	    x0 = spans[1].x;
+ 	} else {
+ 	    *m++ = spans[0].coverage;
diff -Nru cairo-1.16.0/debian/patches/series cairo-1.16.0/debian/patches/series
--- cairo-1.16.0/debian/patches/series	2019-03-15 08:57:56.000000000 +0100
+++ cairo-1.16.0/debian/patches/series	2021-01-22 00:02:52.000000000 +0100
@@ -4,3 +4,4 @@
 06_hurd-map-noreserve.patch
 git-pdf-add-missing-flush.patch
 ft-Use-FT_Done_MM_Var-instead-of-free-when-available-in-c.patch
+CVE-2020-35492.patch

--- End Message ---
--- Begin Message --- 
Package: release.debian.org
Version: 10.8

Hi,

Each of the updates referenced by these bugs was included in today's
10.8 point release.

Regards,

Adam

--- End Message ---
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