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SUSE 15 SP4: 2025:01627-1 important: Linux Kernel Security Fix

suse
Calendar Grey May 21, 2025
Dist Suse Esm H88
Obtain essential Linux Kernel security patches that address flaws and enhance stability for SUSE customers.
* bsc#1201855 * bsc#1230771 * bsc#1238471 * bsc#1238512 * bsc#1238747

Summary

## The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes. The following security bugs were fixed: * CVE-2025-21726: padata: avoid UAF for reorder_work (bsc#1238865). * CVE-2025-21785: arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo array (bsc#1238747). * CVE-2025-21791: vrf: use RCU protection in l3mdev_l3_out() (bsc#1238512). * CVE-2025-21812: ax25: rcu protect dev->ax25_ptr (bsc#1238471). * CVE-2025-22004: net: atm: fix use after free in lec_send() (bsc#1240835). * CVE-2025-22020: memstick: rtsx_usb_ms: Fix slab-use-after-free in rtsx_usb_ms_drv_remove (bsc#1241280). * CVE-2025-22045: x86/mm: Fix flush_tlb_range() when used for zapping normal PMDs (bsc#1241433). * CVE-2025-22055: net: fix geneve_opt length integer overflow (bsc#1241371).

Topics%20covered

Topics Covered

security advisory important system update SUSE bugfix Linux Kernel

References

* bsc#1201855

* bsc#1230771

* bsc#1238471

* bsc#1238512

* bsc#1238747

* bsc#1238865

* bsc#1239968

* bsc#1240188

* bsc#1240195

* bsc#1240553

* bsc#1240747

* bsc#1240835

* bsc#1241280

* bsc#1241371

* bsc#1241421

* bsc#1241433

* bsc#1241541

Cross-

* CVE-2021-47671

* CVE-2022-49741

* CVE-2024-46784

* CVE-2025-21726

* CVE-2025-21785

* CVE-2025-21791

* CVE-2025-21812

* CVE-2025-21886

* CVE-2025-22004

* CVE-2025-22020

* CVE-2025-22045

* CVE-2025-22055

* CVE-2025-22097

CVSS scores:

* CVE-2021-47671 ( SUSE ): 6.8

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

* CVE-2021-47671 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2021-47671 ( NVD ): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

* CVE-2022-49741 ( SUSE ): 6.8

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:01627-1
Release Date: 2025-05-21T10:02:18Z
Rating: important

Topics%20covered

Topics Covered

security advisory important system update SUSE bugfix Linux Kernel

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