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Alerts This Week
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SUSE Kernel Important Buffer Overflow Issues Vuln 2026-3009-1

suse
Calendar Grey July 15, 2026
Scroller Suse
Important SUSE kernel update for fixing critical issues. Three vulnerabilities addressed for enhanced security.
A security update for SUSE Linux Enterprise Kernel addresses three vulnerabilities, with recommendations for installation through various methods, providing vital security improvem...

Summary

## This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.172 fixes various security issues The following security issues were fixed: * CVE-2026-46173: exit: prevent preemption of oopsing TASK_DEAD task (bsc#1267723). * CVE-2026-52909: ip6_vti: set netns_immutable on the fallback device (bsc#1268662). * CVE-2026-52943: net: skbuff: fix missing zerocopy reference in pskb_carve helpers (bsc#1269023). ## Patch Instructions: To install this SUSE 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 Live Patching 15-SP4 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2026-3009=1 * openSUSE Leap 15.5 zypper in -t patch SUSE-2026-3007=1

Topics%20covered

Topics Covered

security advisory SuSE threat patch important kernel

References

* bsc#1267723

* bsc#1268662

* bsc#1269023

Cross-

* CVE-2026-46173

* CVE-2026-52909

* CVE-2026-52943

CVSS scores:

* CVE-2026-46173 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2026-46173 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-46173 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-52909 ( SUSE ): 7.1

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N

* CVE-2026-52909 ( SUSE ): 7.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

* CVE-2026-52909 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-52943 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:3009-1
Release Date: 2026-07-15T07:34:15Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE threat patch important kernel

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