#VU63860 Reachable Assertion


Published: 2022-05-31

Vulnerability identifier: #VU63860

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-0644

CWE-ID: CWE-617

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 perform a denial of service (DoS) attack.

The vulnerability exists due to a reachable assertion error in the Linux kernel’s kernel_read_file_from_fd in the filesystem. A local user can attempt to read a file without read access/permission to perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Linux kernel: All versions


CPE

External links
http://www.debian.org/security/2022/dsa-5096
http://bugzilla.redhat.com/show_bug.cgi?id=2026491


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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