CVE-2026-23245 Affecting kernel-livepatch-6_4_0-150700_53_55-default package, versions <1-150700.15.3.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.13% (3rd percentile)

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  • Snyk IDSNYK-SLES157-KERNELLIVEPATCH6401507005355DEFAULT-17147539
  • published4 Jun 2026
  • disclosed30 Jun 2026

Introduced: 4 Jun 2026

CVE-2026-23245  (opens in a new tab)

How to fix?

Upgrade SLES:15.7 kernel-livepatch-6_4_0-150700_53_55-default to version 1-150700.15.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-6_4_0-150700_53_55-default package and not the kernel-livepatch-6_4_0-150700_53_55-default package as distributed by SLES. See How to fix? for SLES:15.7 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

net/sched: act_gate: snapshot parameters with RCU on replace

The gate action can be replaced while the hrtimer callback or dump path is walking the schedule list.

Convert the parameters to an RCU-protected snapshot and swap updates under tcf_lock, freeing the previous snapshot via call_rcu(). When REPLACE omits the entry list, preserve the existing schedule so the effective state is unchanged.

CVSS Base Scores

version 3.1