CVE-2022-20567
MEDIUMAndroid - Use-After-Free via Race Condition in pppol2tp_create
Title source: llmDescription
In pppol2tp_create of l2tp_ppp.c, there is a possible use after free due to a race condition. 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-186777253References: Upstream kernel
References (1)
Core 1
Core References
Patch, Vendor Advisory
https://source.android.com/security/bulletin/pixel/2022-12-01
Scores
CVSS v3
6.4
EPSS
0.0011
EPSS Percentile
1.6%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-362
Status
published
Products (1)
google/android
Published
Dec 16, 2022
Tracked Since
Feb 18, 2026