CVE-2025-58142 Affecting xen-devel package, versions <4.16.7_04-150400.4.75.1


Severity

Recommended
high

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.07% (21st percentile)

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  • Snyk IDSNYK-SLES154-XENDEVEL-13744402
  • published29 Oct 2025
  • disclosed28 Oct 2025

Introduced: 28 Oct 2025

NewCVE-2025-58142  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 xen-devel to version 4.16.7_04-150400.4.75.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xen-devel package and not the xen-devel package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.]

There are multiple issues related to the handling and accessing of guest memory pages in the viridian code:

  1. A NULL pointer dereference in the updating of the reference TSC area. This is CVE-2025-27466.

  2. A NULL pointer dereference by assuming the SIM page is mapped when a synthetic timer message has to be delivered. This is CVE-2025-58142.

  3. A race in the mapping of the reference TSC page, where a guest can get Xen to free a page while still present in the guest physical to machine (p2m) page tables. This is CVE-2025-58143.

CVSS Base Scores

version 3.1