SUSE-SU-2026:1342-1

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Source
https://www.suse.com/support/update/announcement/2026/suse-su-20261342-1/
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1342-1.json
JSON Data
https://api.osv.dev/v1/vulns/SUSE-SU-2026:1342-1
Upstream
Related
Published
2026-04-15T10:15:54Z
Modified
2026-04-16T08:30:53.991614Z
Summary
Security update for the Linux Kernel
Details

The SUSE Linux Enterprise 15 SP3 kernel was updated to fix various security issues.

The following security issues were fixed:

  • CVE-2025-38234: sched/rt: Fix race in pushrttask (bsc#1246057).
  • CVE-2026-23103: ipvlan: Make the addrs_lock be per port (bsc#1257773).
  • CVE-2026-23243: RDMA/umad: Reject negative datalen in ibumad_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-2026-23293: net: vxlan: fix nd_tbl NULL dereference when IPv6 is disabled (bsc#1260486).
  • CVE-2026-23398: icmp: fix NULL pointer dereference in icmptagvalidation() (bsc#1260730).
References

Affected packages

SUSE:Linux Enterprise Micro 5.2 / kernel-default

Package

Name
kernel-default
Purl
pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.3.18-150300.59.241.1

Ecosystem specific 

{
    "binaries": [
        {
            "kernel-macros": "5.3.18-150300.59.241.1",
            "kernel-default": "5.3.18-150300.59.241.1",
            "kernel-default-base": "5.3.18-150300.59.241.1.150300.18.144.1",
            "kernel-source": "5.3.18-150300.59.241.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1342-1.json"

SUSE:Linux Enterprise Micro 5.2 / kernel-default-base

Package

Name
kernel-default-base
Purl
pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.3.18-150300.59.241.1.150300.18.144.1

Ecosystem specific 

{
    "binaries": [
        {
            "kernel-macros": "5.3.18-150300.59.241.1",
            "kernel-default": "5.3.18-150300.59.241.1",
            "kernel-default-base": "5.3.18-150300.59.241.1.150300.18.144.1",
            "kernel-source": "5.3.18-150300.59.241.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1342-1.json"

SUSE:Linux Enterprise Micro 5.2 / kernel-source

Package

Name
kernel-source
Purl
pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Micro%205.2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.3.18-150300.59.241.1

Ecosystem specific 

{
    "binaries": [
        {
            "kernel-macros": "5.3.18-150300.59.241.1",
            "kernel-default": "5.3.18-150300.59.241.1",
            "kernel-default-base": "5.3.18-150300.59.241.1.150300.18.144.1",
            "kernel-source": "5.3.18-150300.59.241.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1342-1.json"