CVE-2020-25668

In vt_disallocate and related functions of vt_ioctl.c, there is a possible out of bounds write due to a use after free. This could lead to local escal...

原文の説明

取得元が公開している説明をそのまま載せています (多くは英語)。

In vt_disallocate and related functions of vt_ioctl.c, there is a possible out of bounds write due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

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

影響パッケージ

Android :linux_kernel:

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

ディストリビューション別の修正状況

各ディストリビューションが公開している、この CVE の修正パッケージ

Debian DEBIAN-CVE-2020-25668 linux 修正版: 5.9.6-1
Ubuntu UBUNTU-CVE-2020-25668 linux-aws 修正版: 4.4.0-1083.87

参照URL

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