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AUSCERT External Security Bulletin Redistribution
ESB-2020.2905
Security update for xorg-x11-server
26 August 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: xorg-x11-server
Publisher: SUSE
Operating System: SUSE
UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Execute Arbitrary Code/Commands -- Unknown/Unspecified
Access Privileged Data -- Unknown/Unspecified
Access Confidential Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-14347 CVE-2020-14346 CVE-2020-14345
Original Bulletin:
https://www.suse.com/support/update/announcement/2020/suse-su-20202242-1
Comment: This advisory references vulnerabilities in products which run on
platforms other than SUSE. It is recommended that administrators
running xorg-x11-server check for an updated version of the software
for their operating system.
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SUSE Security Update: Security update for xorg-x11-server
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:2242-1
Rating: important
References: #1174633 #1174635 #1174638
Cross-References: CVE-2020-14345 CVE-2020-14346 CVE-2020-14347
Affected Products:
SUSE Linux Enterprise Software Development Kit 12-SP5
SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________
An update that fixes three vulnerabilities is now available.
Description:
This update for xorg-x11-server fixes the following issues:
o CVE-2020-14347: Leak of uninitialized heap memory from the X server to
clients on pixmap allocation (bsc#1174633, ZDI-CAN-11426).
o CVE-2020-14346: XIChangeHierarchy Integer Underflow Privilege Escalation
Vulnerability (bsc#1174638, ZDI-CAN-11429).
o CVE-2020-14345: XKB out-of-bounds access privilege escalation vulnerability
(bsc#1174635, ZDI-CAN-11428).
Patch Instructions:
To install this SUSE Security Update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
o SUSE Linux Enterprise Software Development Kit 12-SP5:
zypper in -t patch SUSE-SLE-SDK-12-SP5-2020-2242=1
o SUSE Linux Enterprise Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-2242=1
Package List:
o SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le
s390x x86_64):
xorg-x11-server-debuginfo-1.19.6-10.8.1
xorg-x11-server-debugsource-1.19.6-10.8.1
xorg-x11-server-sdk-1.19.6-10.8.1
o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
xorg-x11-server-1.19.6-10.8.1
xorg-x11-server-debuginfo-1.19.6-10.8.1
xorg-x11-server-debugsource-1.19.6-10.8.1
xorg-x11-server-extra-1.19.6-10.8.1
xorg-x11-server-extra-debuginfo-1.19.6-10.8.1
References:
o https://www.suse.com/security/cve/CVE-2020-14345.html
o https://www.suse.com/security/cve/CVE-2020-14346.html
o https://www.suse.com/security/cve/CVE-2020-14347.html
o https://bugzilla.suse.com/1174633
o https://bugzilla.suse.com/1174635
o https://bugzilla.suse.com/1174638
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