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Bug#970311: marked as done (buster-pu: qt4-x11/4:4.8.7+dfsg-18 -> 4:4.8.7+dfsg-18+deb10u1)

Your message dated Sat, 26 Sep 2020 11:36:30 +0100
with message-id <d50ba4de424290cd2840a09ef19950156fcf51ab.camel@adam-barratt.org.uk>
and subject line Closing bugs for fixes included in 10.6 point release
has caused the Debian Bug report #970311,
regarding buster-pu: qt4-x11/4:4.8.7+dfsg-18 -> 4:4.8.7+dfsg-18+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.)


-- 
970311: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=970311
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

Dear stable release team,

I'd like to update qt4-x11 in stable in order to fix Debian bug
#970308 CVE-2020-17507
The security team decided not to issue a DSA but it would be good to
have it fixed non the less.

I'll be uploading to buster-p-u soon.

Thanks for considering it, Lisandro.

-- 
Lisandro Damián Nicanor Pérez Meyer
http://perezmeyer.com.ar/
http://perezmeyer.blogspot.com/

diff -Nru qt4-x11-4.8.7+dfsg/debian/changelog qt4-x11-4.8.7+dfsg/debian/changelog
--- qt4-x11-4.8.7+dfsg/debian/changelog	2019-04-12 17:10:28.000000000 -0300
+++ qt4-x11-4.8.7+dfsg/debian/changelog	2020-09-14 10:56:35.000000000 -0300
@@ -1,3 +1,10 @@
+qt4-x11 (4:4.8.7+dfsg-18+deb10u1) buster; urgency=medium
+
+  * Backport upstream patch to fix buffer overflow in XBM parser
+    (CVE-2020-17507, closes: #968444).
+
+ -- Lisandro Damián Nicanor Pérez Meyer <lisandro@debian.org>  Mon, 14 Sep 2020 10:56:35 -0300
+
 qt4-x11 (4:4.8.7+dfsg-18) unstable; urgency=medium
 
   * Team upload.
diff -Nru qt4-x11-4.8.7+dfsg/debian/patches/CVE-2020-17507.patch qt4-x11-4.8.7+dfsg/debian/patches/CVE-2020-17507.patch
--- qt4-x11-4.8.7+dfsg/debian/patches/CVE-2020-17507.patch	1969-12-31 21:00:00.000000000 -0300
+++ qt4-x11-4.8.7+dfsg/debian/patches/CVE-2020-17507.patch	2020-09-14 09:52:18.000000000 -0300
@@ -0,0 +1,21 @@
+Description: fix buffer overflow in XBM parser
+Origin: upstream, https://code.qt.io/cgit/qt/qtbase.git/commit/?id=1616c71921b73b22
+Last-Update: 2020-08-18
+
+---
+ src/gui/image/qxbmhandler.cpp |    4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+--- a/src/gui/image/qxbmhandler.cpp
++++ b/src/gui/image/qxbmhandler.cpp
+@@ -154,7 +154,9 @@ static bool read_xbm_body(QIODevice *dev
+     w = (w+7)/8;                                // byte width
+ 
+     while (y < h) {                                // for all encoded bytes...
+-        if (p) {                                // p = "0x.."
++        if (p && p < (buf + readBytes - 3)) {      // p = "0x.."
++            if (!isxdigit(p[2]) || !isxdigit(p[3]))
++                return false;
+             *b++ = hex2byte(p+2);
+             p += 2;
+             if (++x == w && ++y < h) {
diff -Nru qt4-x11-4.8.7+dfsg/debian/patches/series qt4-x11-4.8.7+dfsg/debian/patches/series
--- qt4-x11-4.8.7+dfsg/debian/patches/series	2019-04-12 17:10:28.000000000 -0300
+++ qt4-x11-4.8.7+dfsg/debian/patches/series	2020-09-14 10:04:34.000000000 -0300
@@ -19,6 +19,7 @@
 CVE-2018-19871.patch
 CVE-2018-19872.patch
 CVE-2018-19873.patch
+CVE-2020-17507.patch
 
 # qt-copy patches
 0195-compositing-properties.diff

--- End Message ---
--- Begin Message --- 
Package: release.debian.org
Version: 10.6

Hi,

Each of these bugs relates to an update that was included in today's
stable point release.

Regards,

Adam

--- End Message ---
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