NULL Pointer Dereference Affecting kernel-uek package, versions <0:2.6.39-400.306.1.el5uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.08% (38th percentile)

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  • Snyk IDSNYK-ORACLE5-KERNELUEK-2545279
  • published10 Apr 2022
  • disclosed27 Jul 2018

Introduced: 27 Jul 2018

CVE-2018-14609  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Oracle:5 kernel-uek to version 0:2.6.39-400.306.1.el5uek or higher.
This issue was patched in ELSA-2019-4533.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek package and not the kernel-uek package as distributed by Oracle. See How to fix? for Oracle:5 relevant fixed versions and status.

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in __del_reloc_root() in fs/btrfs/relocation.c when mounting a crafted btrfs image, related to removing reloc rb_trees when reloc control has not been initialized.