#VU104523 Out-of-bounds read in Linux kernel - CVE-2022-49720

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Main Vulnerability Database Vulnerabilities #VU104523

#VU104523 Out-of-bounds read in Linux kernel - CVE-2022-49720

Published: February 26, 2025 / Updated: May 11, 2025


Vulnerability identifier: #VU104523
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-2022-49720
CWE-ID: CWE-125
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 an out-of-bounds read error within the blk_mq_alloc_request_hctx() function in block/blk-mq.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

External links