CVE-2022-20422

high

Description

In emulation_proc_handler of armv8_deprecated.c, there is a possible way to corrupt memory due to a race condition. 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-237540956References: Upstream kernel

References

https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html

https://www.cisa.gov/news-events/ics-advisories/icsa-24-074-07

https://source.android.com/security/bulletin/2022-10-01

https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-25682

https://cert-portal.siemens.com/productcert/html/ssa-831302.html

https://cert-portal.siemens.com/productcert/html/ssa-794697.html

https://cert-portal.siemens.com/productcert/html/ssa-770721.html

Details

Source: Mitre, NVD

Published: 2022-10-11

Updated: 2026-10-14

Risk Information

CVSS v2

Base Score: 6

Vector: CVSS2#AV:L/AC:H/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7

Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00163