CVE-2025-37863 Affecting python-perf package, versions *


Severity

Recommended
medium

Based on CentOS security rating.

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  • Snyk IDSNYK-CENTOS7-PYTHONPERF-10103968
  • published9 May 2025
  • disclosed9 May 2025

Introduced: 9 May 2025

NewCVE-2025-37863  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 python-perf.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-perf package and not the python-perf package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

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

ovl: don't allow datadir only

In theory overlayfs could support upper layer directly referring to a data layer, but there's no current use case for this.

Originally, when data-only layers were introduced, this wasn't allowed, only introduced by the "datadir+" feature, but without actually handling this case, resulting in an Oops.

Fix by disallowing datadir without lowerdir.

CVSS Base Scores

version 3.1