Race Condition Affecting kernel-livepatch-6_4_0-150700_53_78-default package, versions <1-150700.15.3.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.58% (46th percentile)

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  • Snyk IDSNYK-SLES157-KERNELLIVEPATCH6401507005378DEFAULT-19280667
  • published27 Aug 2026
  • disclosed25 Aug 2026

Introduced: 25 Aug 2026

CVE-2026-46137  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade SLES:15.7 kernel-livepatch-6_4_0-150700_53_78-default to version 1-150700.15.3.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-6_4_0-150700_53_78-default package and not the kernel-livepatch-6_4_0-150700_53_78-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:

mptcp: pm: ADD_ADDR rtx: fix potential data-race

This mptcp_pm_add_timer() helper is executed as a timer callback in softirq context. To avoid any data races, the socket lock needs to be held with bh_lock_sock().

If the socket is in use, retry again soon after, similar to what is done with the keepalive timer.

CVSS Base Scores

version 3.1