#VU93144 Buffer overflow in Linux kernel - CVE-2023-52731 

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Main Vulnerability Database Vulnerabilities #VU93144

#VU93144 Buffer overflow in Linux kernel - CVE-2023-52731

Published: June 24, 2024 / Updated: May 13, 2025


Vulnerability identifier: #VU93144
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-52731
CWE-ID: CWE-119
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 perform a denial of service (DoS) attack.

The vulnerability exists due to memory corruption within the __releases() function in drivers/video/fbdev/core/fbmem.c, within the fb_deferred_io_open() and fb_deferred_io_cleanup() functions in drivers/video/fbdev/core/fb_defio.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

External links