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Untriaged
Permalink CVE-2025-61662
4.9 MEDIUM
  • CVSS version: 3.1
  • Attack vector (AV): LOCAL
  • Attack complexity (AC): HIGH
  • Privileges required (PR): NONE
  • User interaction (UI): NONE
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): LOW
  • Integrity impact (I): LOW
  • Availability impact (A): LOW
created 3 months, 3 weeks ago
Grub2: missing unregister call for gettext command may lead to use-after-free

A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext command remains registered in memory after its module is unloaded. An attacker can exploit this condition by invoking the orphaned command, causing the application to access a memory location that is no longer valid. An attacker could exploit this vulnerability to cause grub to crash, leading to a Denial of Service. Possible data integrity or confidentiality compromise is not discarded.

Affected products

grub2
  • =<2.14
rhcos

Matching in nixpkgs

pkgs.grub2_pvgrub_image

PvGrub2 image for booting PV Xen guests

  • nixos-25.11 -
    • nixpkgs-25.11-darwin

pkgs.grub2_pvhgrub_image

PvGrub2 image for booting PVH Xen guests

  • nixos-25.11 -
    • nixpkgs-25.11-darwin

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