Vulnerability · Published Dec 16, 2022 · Assigned by google_android

CVE-2022-20568

High 7.8

In plain English

A high-severity use-after-free in Android. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.8High

Exploit odds (30 days)0.2%top 87.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

In (TBD) of (TBD), there is a possible way to corrupt kernel memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-220738351References: Upstream kernel

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Debian:12	linux	5.14.6-1	DEBIAN-CVE-2022-20568
Debian:13	linux	5.14.6-1	DEBIAN-CVE-2022-20568
Debian:14	linux	5.14.6-1	DEBIAN-CVE-2022-20568
Ubuntu:22.04:LTS	linux-riscv	no fix listed	UBUNTU-CVE-2022-20568

Affected products (as reported)

Vendor	Product	Versions
n/a	Android	Android kernel

Weakness: CWE-416 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

https://source.android.com/security/bulletin/pixel/2022-12-01