Input validation error in Linux kernel - CVE-2023-21263

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Main Vulnerability Database Vulnerabilities #VU83281

Input validation error in Linux kernel - CVE-2023-21263

Published: November 20, 2023


Vulnerability identifier: #VU83281
CSH Severity: Low
CVSS v4: 8.5 [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]
CVE-ID: CVE-2023-21263
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to an unspecified vulnerability in Linux kernel. A local user can execute arbitrary code with elevated privileges.


Affected software

Linux kernel
Google Android
Chrome OS
Samsung Mobile Firmware

How to mitigate CVE-2023-21263

Install updates from vendor's website.

Samsung Mobile Firmware - update to SMR-JAN-2024
Google Android - addressed in versions 11 2023-12-05, 12L 2023-12-05, 12 2023-12-05, 13 2023-12-05, 14 2023-12-05
Chrome OS - update to 114.0.5735.339

External References

Related Security Bulletins