Race condition in Pixel - CVE-2022-20567
Published: April 10, 2023
Vulnerability identifier: #VU74690
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-20567
CWE-ID: CWE-362
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Google
Affected software:
Pixel
Pixel
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition within the pppol2tp_create() function in l2tp_ppp.c. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.
How to mitigate CVE-2022-20567
Install security update from vendor's website.