#VU64702 Out-of-bounds read in Linux kernel - CVE-2021-0941

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Main Vulnerability Database Vulnerabilities #VU64702

#VU64702 Out-of-bounds read in Linux kernel - CVE-2021-0941

Published: June 27, 2022 / Updated: June 28, 2022


Vulnerability identifier: #VU64702
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-0941
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 gain access to potentially sensitive information.

The vulnerability exists in __bpf_skb_max_len() function in net/core/filter.c in the Linux kernel. A local user with special privilege can gain access to out-of-bounds memory leading to a system crash or a leak of internal kernel information.


Remediation

Install updates from vendor's website.

External links