Use-after-free in Linux kernel - CVE-2022-1016

 

Use-after-free in Linux kernel - CVE-2022-1016

Published: April 8, 2022 / Updated: May 19, 2022


Vulnerability identifier: #VU62028
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-1016
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a use-after-free error in net/netfilter/nf_tables_core.c:nft_do_chain in Linux kernel.. A local user can trigger a use-after-free error and gain access to sensitive information.


How to mitigate CVE-2022-1016

Install update from vendor's website.

Sources