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SUSE Linux Micro 6.1 Kernel Vital Security Patch 2026-20321-2

suse
Calendar Grey February 13, 2026
Dist Suse Esm H88
A significant update for SUSE Linux kernel addressing 383 issues and 87 fixes. Immediate installation recommended.
An update that solves 383 vulnerabilities, contains eight features and has 87 fixes can now be installed.

Summary

## The SUSE Linux Enterprise Micro 6.0 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: * CVE-2023-52489: mm/sparsemem: fix race in accessing memory_section->usage (bsc#1221326). * CVE-2023-52581: netfilter: nf_tables: fix memleak when more than 255 elements expired (bsc#1220877). * CVE-2023-52859: perf: hisi: Fix use-after-free when register pmu fails (bsc#1225582). * CVE-2023-52889: apparmor: Fix null pointer deref when receiving skb during sock creation (bsc#1229287). * CVE-2024-26590: erofs: fix inconsistent per-file compression format (bsc#1220252). * CVE-2024-26631: ipv6: mcast: fix data-race in ipv6_mc_down / mld_ifc_work (bsc#1221630). * CVE-2024-26668: netfilter: nft_limit: reject configurations that cause

Topics%20covered

Topics Covered

security advisory SuSE DoS security fix important Linux kernel

References

* bsc#1012628

* bsc#1193454

* bsc#1194869

* bsc#1205462

* bsc#1208783

* bsc#1213123

* bsc#1214285

* bsc#1215199

* bsc#1220066

* bsc#1220252

* bsc#1220877

* bsc#1221326

* bsc#1221630

* bsc#1221645

* bsc#1221652

* bsc#1221857

* bsc#1222254

* bsc#1222335

* bsc#1222350

* bsc#1222364

* bsc#1222372

* bsc#1222387

* bsc#1222433

* bsc#1222434

* bsc#1222625

* bsc#1222633

* bsc#1222634

* bsc#1222808

* bsc#1222967

* bsc#1222973

* bsc#1223053

* bsc#1223074

* bsc#1223191

* bsc#1223395

* bsc#1223635

* bsc#1223720

* bsc#1223731

* bsc#1223742

* bsc#1223763

* bsc#1223767

* bsc#1223777

* bsc#1223803

* bsc#1224105

* bsc#1224415

* bsc#1224485

* bsc#1224496

* bsc#1224510

* bsc#1224535

* bsc#1224631

* bsc#1224636

* bsc#1224690

* bsc#1224694

* bsc#1224700

* bsc#1224711

* bsc#1225475

* bsc#1225582

* bsc#1225607

* bsc#1225718

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:20320-1
Release Date: 2025-02-03T08:56:20Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE DoS security fix important Linux kernel

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