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SUSE: 2021:2842-1 Important: Kernel Live Patch Addressing Memory Corruption
suse
August 25, 2021
An update that fixes two vulnerabilities is now available
Summary
This update for the Linux Kernel 4.4.180-94_135 fixes several issues. The following security issues were fixed: - CVE-2021-37576: On the powerpc platform KVM guest OS users could cause host OS memory corruption via rtas_args.nargs (bsc#1188838). - CVE-2021-3609: Fixed a local privilege escalation via a race condition in net/can/bcm.c (bsc#1187215). 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 Server for SAP 12-SP3:
Topics Covered
References
#1188323 #1188842
Cross- CVE-2021-3609 CVE-2021-37576
CVSS scores:
CVE-2021-3609 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2021-37576 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
SUSE Linux Enterprise Server for SAP 12-SP3
SUSE Linux Enterprise Server 12-SP3-LTSS
https://www.suse.com/security/cve/CVE-2021-3609.html
https://www.suse.com/security/cve/CVE-2021-37576.html
https://bugzilla.suse.com/1188323
https://bugzilla.suse.com/1188842
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Severity
important
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Announcement ID: SUSE-SU-2021:2842-1
Rating: important
Topics Covered
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