Aller au contenu
4.0 Moyenne

CVE-2021-21781 An information disclosure vulnerability exists in the ARM SIGPAGE functionality of Linux Kernel v5.4.66 and v5.4.54

Description

An information disclosure vulnerability exists in the ARM SIGPAGE functionality of Linux Kernel v5.4.66 and v5.4.54. The latest version (5.11-rc4) seems to still be vulnerable. A userland application can read the contents of the sigpage, which can leak kernel memory contents. An attacker can read a process’s memory at a specific offset to trigger this vulnerability. This was fixed in kernel releases: 4.14.222 4.19.177 5.4.99 5.10.17 5.11

Produits et versions touchés

Produit Versions touchées Corrigé en
Linux kernel Versions non publiées

Références

Chronologie

  1. Publiée
  2. Dernière modification
Les 47 CVE de Linux kernel →
Suivre cette CVE