Bug 853846 (CVE-2013-6424) - VUL-0: CVE-2013-6424: xorg-x11-server: integer underflow when handling trapezoids
Summary: VUL-0: CVE-2013-6424: xorg-x11-server: integer underflow when handling trape...
Status: RESOLVED FIXED
Alias: CVE-2013-6424
Product: SUSE Security Incidents
Classification: Novell Products
Component: Incidents (show other bugs)
Version: unspecified
Hardware: Other Other
: P3 - Medium : Normal
Target Milestone: ---
Deadline: 2013-12-19
Assignee: Security Team bot
QA Contact: Security Team bot
URL:
Whiteboard: maint:released:sle11-sp1:55360 maint:...
Keywords:
Depends on:
Blocks:
 
Reported: 2013-12-05 10:41 UTC by Victor Pereira
Modified: 2014-06-02 20:08 UTC (History)
6 users (show)

See Also:
Found By: Security Response Team
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---

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Description Victor Pereira 2013-12-05 10:41:27 UTC 
CVE-2013-6424

An integer underflow flaw was found in the X.Org server when handling trapezoids. A malicious, authorized client could use this flaw to crash the X.Org server.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-6424
https://bugzilla.redhat.com/show_bug.cgi?id=1037984
Comment 1 Swamp Workflow Management 2013-12-05 10:42:38 UTC 
The SWAMPID for this issue is 55341.
This issue was rated as moderate.
Please submit fixed packages until 2013-12-19.
When done, please reassign the bug to security-team@suse.de.
Patchinfo will be handled by security team.
Comment 2 Stefan Dirsch 2013-12-05 13:46:24 UTC 
Seems there is a patch against xorg-server (exa extension) and an additional patch against pixman (also affected).
Comment 3 Alexander Bergmann 2013-12-06 13:06:31 UTC 
pixman is handled in bnc#853824.
Comment 4 Swamp Workflow Management 2013-12-06 23:00:12 UTC 
bugbot adjusting priority
Comment 5 Bernhard Wiedemann 2013-12-13 17:00:10 UTC 
This is an autogenerated message for OBS integration:
This bug (853846) was mentioned in
https://build.opensuse.org/request/show/210822 Factory / xorg-x11-server
Comment 7 Swamp Workflow Management 2013-12-27 11:04:21 UTC 
openSUSE-SU-2013:1965-1: An update that fixes one vulnerability is now available.

Category: security (moderate)
Bug References: 853846
CVE References: CVE-2013-6424
Sources used:
openSUSE 13.1 (src):    xorg-x11-server-7.6_1.14.3.901-4.1
openSUSE 12.3 (src):    xorg-x11-server-7.6_1.13.2-1.21.1
openSUSE 12.2 (src):    xorg-x11-server-7.6_1.12.3-1.41.1
Comment 14 Swamp Workflow Management 2014-01-13 16:04:22 UTC 
Update released for: xorg-x11-Xvnc, xorg-x11-server, xorg-x11-server-debuginfo, xorg-x11-server-debugsource, xorg-x11-server-extra, xorg-x11-server-sdk
Products:
SLE-SERVER 11-SP1-TERADATA (x86_64)
Comment 15 Swamp Workflow Management 2014-01-13 18:52:16 UTC 
Update released for: xorg-x11-Xvnc, xorg-x11-server, xorg-x11-server-debuginfo, xorg-x11-server-debugsource, xorg-x11-server-extra, xorg-x11-server-sdk
Products:
SLE-DEBUGINFO 11-SP3 (i386, ia64, ppc64, s390x, x86_64)
SLE-DESKTOP 11-SP3 (i386, x86_64)
SLE-SDK 11-SP3 (i386, ia64, ppc64, s390x, x86_64)
SLE-SERVER 11-SP3 (i386, ia64, ppc64, s390x, x86_64)
SLES4VMWARE 11-SP3 (i386, x86_64)
Comment 16 Swamp Workflow Management 2014-01-14 13:48:52 UTC 
Update released for: xorg-x11-Xvnc, xorg-x11-server, xorg-x11-server-debuginfo, xorg-x11-server-debugsource, xorg-x11-server-extra, xorg-x11-server-sdk
Products:
SLE-DEBUGINFO 11-SP2 (i386, ia64, ppc64, s390x, x86_64)
SLE-DESKTOP 11-SP2 (i386, x86_64)
SLE-SDK 11-SP2 (i386, ia64, ppc64, s390x, x86_64)
SLE-SERVER 11-SP2 (i386, ia64, ppc64, s390x, x86_64)
SLES4VMWARE 11-SP2 (i386, x86_64)
Comment 17 Michal Srb 2014-01-14 14:24:58 UTC 
(In reply to comment #11)
> I am afraid we should fix it. Is this difficult to do?
It's not. I made I made equivalent patches for SLE10 and SLE9. Interestingly SLE9 code was closest to the correct form.

SLE10:
https://build.suse.de/request/show/30604

SLE9:
https://build.suse.de/request/show/30607
Comment 18 Swamp Workflow Management 2014-01-14 16:04:42 UTC 
Update released for: xorg-x11, xorg-x11-Xnest, xorg-x11-Xprt, xorg-x11-Xvfb, xorg-x11-Xvnc, xorg-x11-debuginfo, xorg-x11-devel, xorg-x11-doc, xorg-x11-driver-options, xorg-x11-fonts-100dpi, xorg-x11-fonts-75dpi, xorg-x11-fonts-cyrillic, xorg-x11-fonts-scalable, xorg-x11-fonts-syriac, xorg-x11-libs, xorg-x11-man, xorg-x11-sdk, xorg-x11-server, xorg-x11-server-glx
Products:
SLE-SERVER 10-SP3-TERADATA (x86_64)
Comment 19 Swamp Workflow Management 2014-01-14 17:04:41 UTC 
SUSE-SU-2014:0051-2: An update that fixes one vulnerability is now available.

Category: security (moderate)
Bug References: 853846
CVE References: CVE-2013-6424
Sources used:
SUSE Linux Enterprise Software Development Kit 11 SP2 (src):    xorg-x11-server-7.4-27.70.76.1
SUSE Linux Enterprise Server 11 SP2 for VMware (src):    xorg-x11-server-7.4-27.70.76.1
SUSE Linux Enterprise Server 11 SP2 (src):    xorg-x11-server-7.4-27.70.76.1
SUSE Linux Enterprise Desktop 11 SP2 (src):    xorg-x11-server-7.4-27.70.76.1
Comment 20 Sebastian Krahmer 2014-01-20 15:24:17 UTC 
done
Comment 21 Swamp Workflow Management 2014-01-20 18:04:20 UTC 
Update released for: XFree86, XFree86-Mesa, XFree86-Mesa-devel, XFree86-Xnest, XFree86-Xprt, XFree86-Xvfb, XFree86-Xvnc, XFree86-devel, XFree86-doc, XFree86-driver-options, XFree86-fonts-100dpi, XFree86-fonts-75dpi, XFree86-fonts-cyrillic, XFree86-fonts-scalable, XFree86-fonts-syriac, XFree86-libs, XFree86-man, XFree86-server, XFree86-server-glx, km_drm
Products:
SUSE-CORE 9-SP3-TERADATA (x86_64)
Comment 22 Swamp Workflow Management 2014-06-02 16:27:56 UTC 
Update released for: xorg-x11-Xvnc, xorg-x11-server, xorg-x11-server-debuginfo, xorg-x11-server-debugsource, xorg-x11-server-extra, xorg-x11-server-sdk
Products:
SLE-DEBUGINFO 11-SP1 (i386, s390x, x86_64)
SLE-SERVER 11-SP1-LTSS (i386, s390x, x86_64)
Comment 23 Swamp Workflow Management 2014-06-02 20:08:24 UTC 
SUSE-SU-2014:0744-1: An update that solves three vulnerabilities and has three fixes is now available.

Category: security (moderate)
Bug References: 813178,813683,814653,816813,843652,853846
CVE References: CVE-2013-1940,CVE-2013-4396,CVE-2013-6424
Sources used:
SUSE Linux Enterprise Server 11 SP1 LTSS (src):    xorg-x11-server-7.4-27.40.70.1