Double Free Affecting kernel-uek package, versions <0:5.4.17-2136.310.7.el8uek


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (24th percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELUEK-2977468
  • published10 Aug 2022
  • disclosed8 Jan 2024

Introduced: 10 Aug 2022

CVE-2022-2588  (opens in a new tab)
CWE-415  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-uek to version 0:5.4.17-2136.310.7.el8uek or higher.
This issue was patched in ELSA-2022-9709.

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:8 relevant fixed versions and status.

It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.

References

CVSS Scores

version 3.1