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SUSE Linux Micro 6.2 Kernel Important Security Update 2026-21230-1

suse
Calendar Grey April 22, 2026
Dist Suse Esm H88
SUSE update fixes 50 issues for kernel and gdk-pixbuf, addressing important vulnerabilities and performance impacts.
An update that solves 50 vulnerabilities, contains four features and has 23 fixes can now be installed.

Summary

### The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: * CVE-2025-39998: scsi: target: target_core_configfs: Add length check to avoid buffer overflow (bsc#1252073). * CVE-2025-40253: s390/ctcm: Fix double-kfree (bsc#1255084). * CVE-2025-68794: iomap: adjust read range correctly for non-block-aligned positions (bsc#1256647). * CVE-2025-71239: audit: add fchmodat2() to change attributes class (bsc#1259759). * CVE-2026-23072: l2tp: Fix memleak in l2tp_udp_encap_recv() (bsc#1257708). * CVE-2026-23103: ipvlan: Make the addrs_lock be per port (bsc#1257773). * CVE-2026-23120: l2tp: avoid one data-race in l2tp_tunnel_del_work() (bsc#1258280). * CVE-2026-23125: sctp: move SCTP_CMD_ASSOC_SHKEY right after

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow SuSE important kernel

References

* bsc#1191256

* bsc#1191270

* bsc#1194778

* bsc#1207184

* bsc#1217845

* bsc#1222768

* bsc#1243208

* bsc#1252073

* bsc#1253129

* bsc#1254214

* bsc#1254306

* bsc#1254307

* bsc#1255084

* bsc#1255687

* bsc#1256647

* bsc#1257183

* bsc#1257511

* bsc#1257708

* bsc#1257773

* bsc#1257777

* bsc#1258175

* bsc#1258280

* bsc#1258293

* bsc#1258301

* bsc#1258305

* bsc#1258330

* bsc#1258337

* bsc#1258340

* bsc#1258414

* bsc#1258447

* bsc#1258476

* bsc#1258849

* bsc#1259188

* bsc#1259461

* bsc#1259484

* bsc#1259485

* bsc#1259580

* bsc#1259707

* bsc#1259759

* bsc#1259795

* bsc#1259797

* bsc#1259870

* bsc#1259886

* bsc#1259891

* bsc#1259955

* bsc#1259997

* bsc#1259998

* bsc#1260005

* bsc#1260009

* bsc#1260347

* bsc#1260459

* bsc#1260464

* bsc#1260471

* bsc#1260481

* bsc#1260486

* bsc#1260490

* bsc#1260497

* bsc#1260500

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:21230-1
Release Date: 2026-04-20T15:09:00Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow SuSE important kernel

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