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Alerts This Week
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SUSE: 2021:1347-1 Important: Kernel Live Patch 23 High: DoS

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Calendar Grey April 28, 2021
Scroller Suse
New patch released: Debian Linux Kernel Live Update 45 addresses three key vulnerabilities for improved protection and performance.
An update that fixes two vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-150_69 fixes several issues. The following security issues were fixed: - CVE-2021-3444: Fixed an issue with the bpf verifier which did not properly handle mod32 destination register truncation when the source register was known to be 0 leading to out of bounds read (bsc#1184171). - CVE-2021-28688: Fixed an issue introduced by XSA-365 (bsc##1182294, bsc#1183646). 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: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2021-1364=1 - SUSE Linux Enterprise Live Patching 12-SP4:

Topics%20covered

Topics Covered

security advisory security update kernel patch important SUSE Linux kernel live patching

References

#1182294 #1184171

Cross- CVE-2021-28688 CVE-2021-3444

CVSS scores:

CVE-2021-28688 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

CVE-2021-3444 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2021-3444 (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

SUSE Linux Enterprise Live Patching 12-SP4

https://www.suse.com/security/cve/CVE-2021-28688.html

https://www.suse.com/security/cve/CVE-2021-3444.html

https://bugzilla.suse.com/1182294

https://bugzilla.suse.com/1184171

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2021:1347-1
Rating: important

Topics%20covered

Topics Covered

security advisory security update kernel patch important SUSE Linux kernel live patching

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