CVE-2026-72253 Affecting kernel-uek-modules package, versions <0:5.15.0-324.217.5.2.el8uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.68% (50th percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELUEKMODULES-19557505
  • published5 Sept 2026
  • disclosed15 Aug 2026

Introduced: 15 Aug 2026

CVE-2026-72253  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-uek-modules to version 0:5.15.0-324.217.5.2.el8uek or higher.
This issue was patched in ELSA-2026-500249.

NVD Description

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

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

netfilter: nf_conntrack_sip: validate skb_dst() before accessing it

tc ingress and openvswitch do not guarantee routing information to be available. These subsystems use the conntrack helper infrastructure, and the SIP helper relies on the skb_dst() to be present if sip_external_media is set to 1 (which is disabled by default as a module parameter).

This effectively disables the sip_external_media toggle for these subsystems without resulting in a crash.

CVSS Base Scores

version 3.1