openSUSE Leap 15.5 Important Kernel Security Update 2026-1574-1
suse
April 23, 2026
An update that solves seven vulnerabilities and has two security fixes can now be installed.
Summary
## The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: * CVE-2025-38234: sched/rt: Fix race in push_rt_task (bsc#1246057). * CVE-2025-68818: scsi: Revert "scsi: qla2xxx: Perform lockless command completion in abort path" (bsc#1256675). * CVE-2026-23103: ipvlan: Make the addrs_lock be per port (bsc#1257773). * CVE-2026-23243: RDMA/umad: Reject negative data_len in ib_umad_write (bsc#1259797). * CVE-2026-23272: netfilter: nf_tables: unconditionally bump set->nelems before insertion (bsc#1260009). * CVE-2026-23274: netfilter: xt_IDLETIMER: reject rev0 reuse of ALARM timer labels (bsc#1260005). * CVE-2026-23317: drm/vmwgfx: Return the correct value in vmw_translate_ptr functions (bsc#1260562).
Topics Covered
References
* bsc#1215492
* bsc#1246057
* bsc#1256675
* bsc#1257773
* bsc#1259797
* bsc#1260005
* bsc#1260009
* bsc#1260347
* bsc#1260562
Cross-
* CVE-2025-38234
* CVE-2025-68818
* CVE-2026-23103
* CVE-2026-23243
* CVE-2026-23272
* CVE-2026-23274
* CVE-2026-23317
CVSS scores:
* CVE-2025-38234 ( SUSE ): 5.7
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2025-38234 ( SUSE ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-38234 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-68818 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-23103 ( 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-2026-23103 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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Severity
important
Lowest
Low
Medium
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Critical
Announcement ID: SUSE-SU-2026:1574-1
Release Date: 2026-04-23T15:52:59Z
Rating: important
Topics Covered
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