Buffer Overflow Affecting icu package, versions <0:67.1-10.el9_6


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.44% (38th percentile)

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  • Snyk IDSNYK-ALMALINUX9-ICU-11342779
  • published31 Jul 2025
  • disclosed29 Jul 2025

Introduced: 29 Jul 2025

CVE-2025-5222  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 icu to version 0:67.1-10.el9_6 or higher.
This issue was patched in ALSA-2025:12083.

NVD Description

Note: Versions mentioned in the description apply only to the upstream icu package and not the icu package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

A stack buffer overflow was found in Internationl components for unicode (ICU ). While running the genrb binary, the 'subtag' struct overflowed at the SRBRoot::addTag function. This issue may lead to memory corruption and local arbitrary code execution.

CVSS Base Scores

version 3.1