Security update for the Linux Kernel
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). - CVE-2025-22097: drm/vkms: Fix use after free and double free on init error (bsc#1241541). The following non-security bugs were fixed: - scsi: smartpqi: Add ctrl ready timeout module parameter (jsc#PED-1557, bsc#1201855, bsc#1240553).
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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). - CVE-2025-22097: drm/vkms: Fix use after free and double free on init error (bsc#1241541). The following non-security bugs were fixed: - scsi: smartpqi: Add ctrl ready timeout module parameter (jsc#PED-1557, bsc#1201855, bsc#1240553).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1201855
- https://bugzilla.suse.com/1230771
- https://bugzilla.suse.com/1238471
- https://bugzilla.suse.com/1238512
- https://bugzilla.suse.com/1238747
- https://bugzilla.suse.com/1238865
- https://bugzilla.suse.com/1239968
- https://bugzilla.suse.com/1240188
- https://bugzilla.suse.com/1240195
- https://bugzilla.suse.com/1240553
- https://bugzilla.suse.com/1240747
- https://bugzilla.suse.com/1240835
- https://bugzilla.suse.com/1241280
- https://bugzilla.suse.com/1241371
- https://bugzilla.suse.com/1241421
- https://bugzilla.suse.com/1241433
- https://bugzilla.suse.com/1241541
- https://www.suse.com/security/cve/CVE-2021-47671
- https://www.suse.com/security/cve/CVE-2022-49741
- https://www.suse.com/security/cve/CVE-2024-46784
- https://www.suse.com/security/cve/CVE-2025-21726
- https://www.suse.com/security/cve/CVE-2025-21785
- https://www.suse.com/security/cve/CVE-2025-21791
- https://www.suse.com/security/cve/CVE-2025-21812
- https://www.suse.com/security/cve/CVE-2025-21886
- https://www.suse.com/security/cve/CVE-2025-22004
- https://www.suse.com/security/cve/CVE-2025-22020
- https://www.suse.com/security/cve/CVE-2025-22045
- https://www.suse.com/security/cve/CVE-2025-22055
- https://www.suse.com/security/cve/CVE-2025-22097
- https://www.suse.com/support/update/announcement/2025/suse-su-202501627-1/