CVE-2025-40158 Affecting rv package, versions <0:5.14.0-611.30.1.el9_7


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.03% (8th percentile)

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  • Snyk IDSNYK-ORACLE9-RV-15253937
  • published10 Feb 2026
  • disclosed12 Nov 2025

Introduced: 12 Nov 2025

CVE-2025-40158  (opens in a new tab)

How to fix?

Upgrade Oracle:9 rv to version 0:5.14.0-611.30.1.el9_7 or higher.
This issue was patched in ELSA-2026-2212.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rv package and not the rv package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

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

ipv6: use RCU in ip6_output()

Use RCU in ip6_output() in order to use dst_dev_rcu() to prevent possible UAF.

We can remove rcu_read_lock()/rcu_read_unlock() pairs from ip6_finish_output2().

CVSS Base Scores

version 3.1