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SUSE Linux Kernel Important 21 Fixes DoS and Related Issues 2026-2631-1

suse
Calendar Grey June 25, 2026
Dist Suse Esm H88
SUSE Linux kernel security update resolves 21 issues with important severity and requires installation for system protection.
An update that solves 21 vulnerabilities and has two security fixes can now be installed.

Summary

## The SUSE Linux Enterprise 15 SP4 RT kernel was updated to fix various security issues The following security issues were fixed: * CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs (bsc#1266290). * CVE-2025-68324: scsi: imm: Fix use-after-free bug caused by unfinished delayed work (bsc#1255416). * CVE-2026-23392: netfilter: nf_tables: release flowtable after rcu grace period on error (bsc#1260531). * CVE-2026-31473: media: mc, v4l2: serialize REINIT and REQBUFS with req_queue_mutex (bsc#1262663). * CVE-2026-31500: Bluetooth: btintel: serialize btintel_hw_error() with hci_req_sync_lock (bsc#1262993). * CVE-2026-31613: smb: client: fix OOB reads parsing symlink error response (bsc#1263769). * CVE-2026-31697: crypto: ccp: Don't attempt to copy ID to userspace if PSP

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE DoS important kernel

References

* bsc#1255416

* bsc#1258538

* bsc#1260531

* bsc#1262663

* bsc#1262993

* bsc#1263769

* bsc#1263879

* bsc#1263880

* bsc#1264076

* bsc#1264116

* bsc#1264470

* bsc#1264610

* bsc#1266214

* bsc#1266290

* bsc#1267214

* bsc#1267361

* bsc#1267369

* bsc#1267381

* bsc#1267387

* bsc#1267621

* bsc#1267640

* bsc#1267652

* bsc#1267697

Cross-

* CVE-2025-10263

* CVE-2025-68324

* CVE-2026-23392

* CVE-2026-31473

* CVE-2026-31500

* CVE-2026-31613

* CVE-2026-31697

* CVE-2026-31698

* CVE-2026-31699

* CVE-2026-31759

* CVE-2026-43077

* CVE-2026-43198

* CVE-2026-45984

* CVE-2026-46037

* CVE-2026-46116

* CVE-2026-46120

* CVE-2026-46123

* CVE-2026-46150

* CVE-2026-46159

* CVE-2026-46197

* CVE-2026-46227

CVSS scores:

* CVE-2025-10263 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2631-1
Release Date: 2026-06-25T11:55:13Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE DoS important kernel

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