CVE-2022-20571

In extract_metadata of dm-android-verity.c, there is a possible way to corrupt kernel memory due to a use after free. This could lead to local escalat...

Original description

The description as published by the source.

In extract_metadata of dm-android-verity.c, there is a possible way to corrupt kernel memory 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.

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

Affected packages

Android :linux_kernel:

[{"type":"ECOSYSTEM","events":[{"introduced":":0"},{"fixed":":2022-12-05"}]}]

References

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