#VU71477 Type Confusion in Linux kernel - CVE-2023-23455

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Main Vulnerability Database Vulnerabilities #VU71477

#VU71477 Type Confusion in Linux kernel - CVE-2023-23455

Published: January 24, 2023


Vulnerability identifier: #VU71477
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-2023-23455
CWE-ID: CWE-843
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 a type confusion error within the atm_tc_enqueue() function in net/sched/sch_atm.c in the Linux kernel. A local user can trigger a type confusion error and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links