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SUSE SLES12 Security Update : kernel (SUSE-SU-2020:3651-1)
high Nessus Plugin ID 143755
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Synopsis
The remote SUSE host is missing one or more security updates.Description
This update for the Linux Kernel 4.4.180-94_121 fixes several issues.The following security issues were fixed :
CVE-2020-25668: Fixed a concurrency use-after-free in con_font_op (bsc#1178622).
CVE-2020-8694: Fixed an insufficient access control in the Linux kernel driver for some Intel(R) Processors which might have allowed an authenticated user to potentially enable information disclosure via local access (bsc#1178700).
CVE-2020-25705: Fixed a flaw which could have allowed an off-path remote user to effectively bypass source port UDP randomization (bsc#1178783).
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 12-SP3 :
zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-3649=1 SUSE-SLE-SAP-12-SP3-2020-3650=1 SUSE-SLE-SAP-12-SP3-2020-3651=1 SUSE-SLE-SAP-12-SP3-2020-3652=1 SUSE-SLE-SAP-12-SP3-2020-3654=1 SUSE-SLE-SAP-12-SP3-2020-3655=1
SUSE Linux Enterprise Server for SAP 12-SP2 :
zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-3644=1 SUSE-SLE-SAP-12-SP2-2020-3645=1 SUSE-SLE-SAP-12-SP2-2020-3646=1 SUSE-SLE-SAP-12-SP2-2020-3647=1
SUSE Linux Enterprise Server 12-SP3-LTSS :
zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-3649=1 SUSE-SLE-SERVER-12-SP3-2020-3650=1 SUSE-SLE-SERVER-12-SP3-2020-3651=1 SUSE-SLE-SERVER-12-SP3-2020-3652=1 SUSE-SLE-SERVER-12-SP3-2020-3654=1 SUSE-SLE-SERVER-12-SP3-2020-3655=1
SUSE Linux Enterprise Server 12-SP2-LTSS :
zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-3644=1 SUSE-SLE-SERVER-12-SP2-2020-3645=1 SUSE-SLE-SERVER-12-SP2-2020-3646=1 SUSE-SLE-SERVER-12-SP2-2020-3647=1
SUSE Linux Enterprise Module for Live Patching 15-SP2 :
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2020-3691=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3692=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3693=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3694=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3695=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3696=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3697=1
SUSE Linux Enterprise Module for Live Patching 15 :
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2020-3676=1 SUSE-SLE-Module-Live-Patching-15-2020-3677=1 SUSE-SLE-Module-Live-Patching-15-2020-3678=1 SUSE-SLE-Module-Live-Patching-15-2020-3679=1
See Also
https://bugzilla.suse.com/show_bug.cgi?id=1178622
https://bugzilla.suse.com/show_bug.cgi?id=1178700
https://bugzilla.suse.com/show_bug.cgi?id=1178783
https://www.suse.com/security/cve/CVE-2020-25668/
https://www.suse.com/security/cve/CVE-2020-25705/
Plugin Details
Severity: High
ID: 143755
File Name: suse_SU-2020-3651-1.nasl
Version: 1.8
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 12/9/2020
Updated: 2/5/2024
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: 6.7
CVSS v2
Risk Factor: Medium
Base Score: 6.9
Temporal Score: 5.4
Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2020-25668
CVSS v3
Risk Factor: High
Base Score: 7.4
Temporal Score: 6.7
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
CVSS Score Source: CVE-2020-25705
Vulnerability Information
CPE: p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_121-92_135-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_121-default-debuginfo, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_121-92_129-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_121-92_141-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_116-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_124-default-debuginfo, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_127-default-debuginfo, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_113-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_130-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_130-default-debuginfo, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_116-default-debuginfo, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_113-default-debuginfo, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_121-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_127-default, cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_124-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_121-92_138-default
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 12/7/2020
Vulnerability Publication Date: 11/12/2020