CVE-2021-39656

In __configfs_open_file of file.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the...

Description d'origine

La description telle que publiée par la source (souvent en anglais).

In __configfs_open_file of file.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Paquets affectés

Android :linux_kernel:

[{"type":"ECOSYSTEM","events":[{"introduced":":0"},{"fixed":":2021-12-05"}]}]

État des correctifs par distribution

Paquets corrigés publiés par chaque distribution pour cette CVE

Debian DEBIAN-CVE-2021-39656 linux Corrigé dans: 5.10.24-1
Ubuntu UBUNTU-CVE-2021-39656 linux-azure Corrigé dans: 4.15.0-1115.128~14.04.1

Références

advisory source.android.com
patch android.googlesource.com