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SUSE SLES15 Security Update : xorg-x11-server (SUSE-SU-2020:2326-1)
high Nessus Plugin ID 139847
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Synopsis
The remote SUSE host is missing one or more security updates.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).
Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
Solution
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 Server for SAP 15 :
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-2326=1
SUSE Linux Enterprise Server 15-LTSS :
zypper in -t patch SUSE-SLE-Product-SLES-15-2020-2326=1
SUSE Linux Enterprise High Performance Computing 15-LTSS :
zypper in -t patch SUSE-SLE-Product-HPC-15-2020-2326=1
SUSE Linux Enterprise High Performance Computing 15-ESPOS :
zypper in -t patch SUSE-SLE-Product-HPC-15-2020-2326=1
See Also
https://bugzilla.suse.com/show_bug.cgi?id=1120999
https://bugzilla.suse.com/show_bug.cgi?id=1174633
https://bugzilla.suse.com/show_bug.cgi?id=1174635
https://bugzilla.suse.com/show_bug.cgi?id=1174638
https://www.suse.com/security/cve/CVE-2020-14345/
https://www.suse.com/security/cve/CVE-2020-14346/
Plugin Details
Severity: High
ID: 139847
File Name: suse_SU-2020-2326-1.nasl
Version: 1.3
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 8/26/2020
Updated: 9/17/2020
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Medium
Base Score: 4.6
Temporal Score: 3.4
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2020-14346
CVSS v3
Risk Factor: High
Base Score: 7.8
Temporal Score: 6.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:novell:suse_linux:xorg-x11-server-extra-debuginfo, p-cpe:/a:novell:suse_linux:xorg-x11-server-debugsource, p-cpe:/a:novell:suse_linux:xorg-x11-server-debuginfo, p-cpe:/a:novell:suse_linux:xorg-x11-server-sdk, p-cpe:/a:novell:suse_linux:xorg-x11-server-extra, p-cpe:/a:novell:suse_linux:xorg-x11-server, cpe:/o:novell:suse_linux:15
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 8/25/2020
Vulnerability Publication Date: 8/5/2020