A xorg-x11-server security update has been released for openSUSE Leap 15.2.

security-announce: openSUSE-SU-2020:1302-1: important: Security update for xorg-x11-server

openSUSE Security Update: Security update for xorg-x11-server
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Announcement ID: openSUSE-SU-2020:1302-1
Rating: important
References: #1174633 #1174635 #1174638
Cross-References: CVE-2020-14345 CVE-2020-14346 CVE-2020-14347

Affected Products:
openSUSE Leap 15.2
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An update that fixes three vulnerabilities is now available.

Description:

This update for xorg-x11-server fixes the following issues:

- CVE-2020-14347: Leak of uninitialized heap memory from the X server to
clients on pixmap allocation (bsc#1174633, ZDI-CAN-11426).
- CVE-2020-14346: XIChangeHierarchy Integer Underflow Privilege Escalation
Vulnerability (bsc#1174638, ZDI-CAN-11429).
- CVE-2020-14345: XKB out-of-bounds access privilege escalation
vulnerability (bsc#1174635, ZDI-CAN-11428).

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Patch Instructions:

To install this openSUSE 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:

- openSUSE Leap 15.2:

zypper in -t patch openSUSE-2020-1302=1


Package List:

- openSUSE Leap 15.2 (i586 x86_64):

xorg-x11-server-1.20.3-lp152.8.3.1
xorg-x11-server-debuginfo-1.20.3-lp152.8.3.1
xorg-x11-server-debugsource-1.20.3-lp152.8.3.1
xorg-x11-server-extra-1.20.3-lp152.8.3.1
xorg-x11-server-extra-debuginfo-1.20.3-lp152.8.3.1
xorg-x11-server-sdk-1.20.3-lp152.8.3.1
xorg-x11-server-source-1.20.3-lp152.8.3.1
xorg-x11-server-wayland-1.20.3-lp152.8.3.1
xorg-x11-server-wayland-debuginfo-1.20.3-lp152.8.3.1

References:

  https://www.suse.com/security/cve/CVE-2020-14345.html
  https://www.suse.com/security/cve/CVE-2020-14346.html
  https://www.suse.com/security/cve/CVE-2020-14347.html
  https://bugzilla.suse.com/1174633
  https://bugzilla.suse.com/1174635
  https://bugzilla.suse.com/1174638