Out-of-bounds Write Affecting grub2-ppc64le package, versions <1:2.06-114.el9_7.0.1


Severity

Recommended
0.0
medium
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.25% (16th percentile)

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  • Snyk IDSNYK-ROCKY9-GRUB2PPC64LE-16794265
  • published22 May 2026
  • disclosed19 Feb 2025

Introduced: 19 Feb 2025

CVE-2024-45777  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:9 grub2-ppc64le to version 1:2.06-114.el9_7.0.1 or higher.
This issue was patched in RLSA-2025:20532.

NVD Description

Note: Versions mentioned in the description apply only to the upstream grub2-ppc64le package and not the grub2-ppc64le package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:9 relevant fixed versions and status.

A flaw was found in grub2. The calculation of the translation buffer when reading a language .mo file in grub_gettext_getstr_from_position() may overflow, leading to a Out-of-bound write. This issue can be leveraged by an attacker to overwrite grub2's sensitive heap data, eventually leading to the circumvention of secure boot protections.

CVSS Base Scores

version 3.1