CVE-2022-20158

Severity: medium (CVSS 6.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-08-11 · updated 2026-06-17
Weakness: CWE-416

Description

In bdi_put and bdi_unregister of backing-dev.c, there is a possible memory corruption 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.Product: AndroidVersions: Android kernelAndroid ID: A-182815710References: Upstream kernel

Affected products

Android: all versions

References

https://source.android.com/security/bulletin/pixel/2022-08-01
https://source.android.com/security/bulletin/pixel/2022-08-01

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