NULL Pointer Dereference Affecting kernel-uek-modules package, versions <0:5.15.0-300.163.18.7.el9uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ORACLE9-KERNELUEKMODULES-8237140
  • published22 Oct 2024
  • disclosed17 Aug 2024

Introduced: 17 Aug 2024

CVE-2024-42269  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-uek-modules to version 0:5.15.0-300.163.18.7.el9uek or higher.
This issue was patched in ELSA-2024-12830.

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:9 relevant fixed versions and status.

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

netfilter: iptables: Fix potential null-ptr-deref in ip6table_nat_table_init().

ip6table_nat_table_init() accesses net->gen->ptr[ip6table_nat_net_ops.id], but the function is exposed to user space before the entry is allocated via register_pernet_subsys().

Let's call register_pernet_subsys() before xt_register_template().

CVSS Scores

version 3.1