#VU62601 Buffer overflow


Published: 2022-04-26

Vulnerability identifier: #VU62601

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-26490

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

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

The vulnerability exists due to a boundary error within the st21nfca_connectivity_event_received() function in drivers/nfc/st21nfca/se.c in Linux kernel. A local user can run a specially crafted program to trigger buffer overflow and execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Linux kernel: 5.16 - 5.16.12


CPE

External links
http://github.com/torvalds/linux/commit/4fbcc1a4cb20fe26ad0225679c536c80f1648221
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BG4J46EMFPDD5QHYXDUI3PJCZQ7HQAZR/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/C5AUUDGSDLGYU7SZSK4PFAN22NISQZBT/


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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