CVE-2021-39714

In ion_buffer_kmap_get of ion.c, there is a possible use-after-free due to an integer overflow. This could lead to local escalation of privilege with...

Description d'origine

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

In ion_buffer_kmap_get of ion.c, there is a possible use-after-free due to an integer overflow. This could lead to local escalation of privilege with no additional 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":":2022-08-05"}]}]

État des correctifs par distribution

Paquets corrigés publiés par chaque distribution pour cette CVE

Debian DEBIAN-CVE-2021-39714 linux Corrigé dans: 4.12.6-1
Ubuntu UBUNTU-CVE-2021-39714 linux-aws Corrigé dans: 4.4.0-1109.115

Références

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