#VU79487 Stack-based buffer overflow in Linux kernel - CVE-2023-4273

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Main Vulnerability Database Vulnerabilities #VU79487

#VU79487 Stack-based buffer overflow in Linux kernel - CVE-2023-4273

Published: August 14, 2023


Vulnerability identifier: #VU79487
Vulnerability risk: Low
CVSSv4.0: 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-2023-4273
CWE-ID: CWE-121
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Linux kernel
Software vendor:
Linux Foundation

Description

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

The vulnerability exists due to a boundary error in the implementation of the file name reconstruction function in the exFAT driver in Linux kernel. A local user can trigger a stack overflow and execute arbitrary code with elevated privileges.


Remediation

Install updates from vendor's website.

External links