CVE-2022-20153

kernel: possible use-after-free due to improper locking in rcu_cblist_dequeue of rcu_segcblist.c

Published Jun 15, 2022 CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed
Description
In rcu_cblist_dequeue of rcu_segcblist.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-222091980References: Upstream kernel

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2022-25413 In rcu_cblist_dequeue of rcu_segcblist.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-222091980References: Upstream kernel
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
google_android
Published
Updated
Oct 8, 2026, 9:14 PM
Reserved
Oct 14, 2021, 12:00 AM
Status
Modified
Published
Jun 15, 2022, 2:15 PM
Modified
Oct 8, 2026, 10:17 PM
Severity
Moderate
Public date
Mar 23, 2022, 10:00 AM