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SUSE: 2020:2240-1 Important Security Update for xorg-x11-server

suse
Calendar Grey August 25, 2020
Dist Suse Esm H88
SUSE has issued a critical security patch for xorg-x11-server addressing significant vulnerabilities, namely issues of elevated privileges and memory management weaknesses.
An update that fixes three vulnerabilities is now available

Summary

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). 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: - SUSE Linux Enterprise Workstation Extension 15-SP2: zypper in -t patch SUSE-SLE-Product-WE-15-SP2-2020-2240=1

Topics%20covered

Topics Covered

security advisory privilege escalation patch important memory leak suse xorg-x11-server

References

#1174633 #1174635 #1174638

Cross- CVE-2020-14345 CVE-2020-14346 CVE-2020-14347

Affected Products:

SUSE Linux Enterprise Workstation Extension 15-SP2

SUSE Linux Enterprise Module for Development Tools 15-SP2

SUSE Linux Enterprise Module for Basesystem 15-SP2

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2020:2240-1
Rating: important

Topics%20covered

Topics Covered

security advisory privilege escalation patch important memory leak suse xorg-x11-server

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