SUSE: 2021:2361-1 Important: Kernel Escalation Risk Mitigation
suse
July 15, 2021
An update that fixes two vulnerabilities is now available
Summary
This update for the Linux Kernel 4.12.14-197_78 fixes several issues. The following security issues were fixed: - CVE-2021-0512: Fixed a possible out-of-bounds write which could lead to local escalation of privilege with no additional execution privileges needed. (bsc#1187597) - CVE-2021-23133: Fixed a race condition in the SCTP sockets that can lead to kernel privilege escalation from the context of a network service or an unprivileged process. (bsc#1185901) 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 Module for Live Patching 15-SP2:
References
#1185901 #1187597
Cross- CVE-2021-0512 CVE-2021-23133
CVSS scores:
CVE-2021-0512 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2021-23133 (NVD) : 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2021-23133 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
SUSE Linux Enterprise Module for Live Patching 15-SP2
SUSE Linux Enterprise Module for Live Patching 15-SP1
SUSE Linux Enterprise Live Patching 12-SP5
https://www.suse.com/security/cve/CVE-2021-0512.html
https://www.suse.com/security/cve/CVE-2021-23133.html
https://bugzilla.suse.com/1185901
https://bugzilla.suse.com/1187597
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Announcement ID: SUSE-SU-2021:2361-1
Rating: important
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