CVE-2022-1016

MEDIUM

Linux Kernel < 3.12 - Information Disclosure

Title source: rule

Description

A flaw was found in the Linux kernel in net/netfilter/nf_tables_core.c:nft_do_chain, which can cause a use-after-free. This issue needs to handle 'return' with proper preconditions, as it can lead to a kernel information leak problem caused by a local, unprivileged attacker.

References (4)

[Exploit, Third Party Advisory] http://blog.dbouman.nl/2022/04/02/How-The-Tables-Have-Turned-CVE-2022-1015-1016/

[Third Party Advisory] https://access.redhat.com/security/cve/CVE-2022-1016

[Issue Tracking, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=2066614

[Exploit, Mailing List, Third Party Advisory] https://seclists.org/oss-sec/2022/q1/205

Scores

CVSS v3 5.5

EPSS 0.0001

EPSS Percentile 2.3%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Classification

CWE

CWE-909 CWE-824

Status published

Affected Products (4)

linux/linux_kernel < 3.12

linux/linux_kernel

redhat/enterprise_linux

redhat/enterprise_linux

Timeline

Published Aug 29, 2022

Tracked Since Feb 18, 2026