Use After Free Affecting kernel-abi-stablelists package, versions <0:4.18.0-553.104.1.el8_10


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.15% (5th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELABISTABLELISTS-13994101
  • published14 Nov 2025
  • disclosed12 Nov 2025

Introduced: 12 Nov 2025

CVE-2025-40170  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-abi-stablelists to version 0:4.18.0-553.104.1.el8_10 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-abi-stablelists package and not the kernel-abi-stablelists package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

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

net: use dst_dev_rcu() in sk_setup_caps()

Use RCU to protect accesses to dst->dev from sk_setup_caps() and sk_dst_gso_max_size().

Also use dst_dev_rcu() in ip6_dst_mtu_maybe_forward(), and ip_dst_mtu_maybe_forward().

ip4_dst_hoplimit() can use dst_dev_net_rcu().

CVSS Base Scores

version 3.1