Alerts This Week
Warning Icon 1 714
Alerts This Week
Warning Icon 1 714

SUSE 12 SP5 Live Patch 1075-1 Important Update for Kernel Issues

suse
Calendar Grey April 7, 2021
Dist Suse Esm H88
Urgent security patch for Linux Kernel live patch addresses three significant vulnerabilities in SUSE platforms. Prompt response recommended.
An update that fixes three vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-122_222 fixes several issues. The following security issues were fixed: - CVE-2021-27365: Fixed an issue where data structures did not have appropriate length constraints or checks, and could exceed the PAGE_SIZE value (bsc#1183491). - CVE-2021-27363: Fixed a kernel pointer leak which could have been used to determine the address of the iscsi_transport structure (bsc#1183120). - CVE-2021-27364: Fixed an issue where an unprivileged user could craft Netlink messages (bsc#1182717). 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%20covered

Topics Covered

security advisory critical issue software update security fix kernel patch Linux Distribution live patching

References

#1182717 #1183120 #1183491

Cross- CVE-2021-27363 CVE-2021-27364 CVE-2021-27365

CVSS scores:

CVE-2021-27363 (NVD) : 4.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L

CVE-2021-27363 (SUSE): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CVE-2021-27364 (NVD) : 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CVE-2021-27364 (SUSE): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CVE-2021-27365 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2021-27365 (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 Server for SAP 12-SP3

SUSE Linux Enterprise Server 12-SP3-LTSS

SUSE Linux Enterprise Module for Live Patching 15-SP2

SUSE Linux Enterprise Module for Live Patching 15-SP1

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:1075-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical issue software update security fix kernel patch Linux Distribution live patching

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here