PT-2022-3222 · Linux+7 · Linux Kernel+7

Published 2022-05-26 · Updated 2025-09-29 · CVE-2022-1966

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:L/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue is related to a use-after-free vulnerability in the Linux kernel's Netfilter subsystem, specifically in the net/netfilter/nf tables api.c component. This flaw can be exploited by a local attacker with user access to cause a privilege escalation issue, potentially allowing the attacker to gain root privileges.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALSA-2022:5249

ALSA-2022:5267

ALSA-2022_5249

ALSA-2022_5267

ALSA-2025_16880

ALT-PU-2022-2051

ALT-PU-2022-2052

ALT-PU-2022-2054

ALT-PU-2022-2158

BDU:2022-03922

CESA-2022_5232

CVE-2022-1966

DSA-5161-1

ELSA-2022-5232

ELSA-2022-5249

LSN-0087-1

LSN-0089-1

MGASA-2022-0229

MGASA-2022-0230

OESA-2022-1725

OPENSUSE-SU-2022:2173-1

OPENSUSE-SU-2022:2177-1

OPENSUSE-SU-2022_2172-1

OPENSUSE-SU-2022_2173-1

OPENSUSE-SU-2022_2520-1

OPENSUSE-SU-2022_2615-1

OPENSUSE-SU-2024:12146-1

OPENSUSE-SU-2024:13704-1

RHSA-2022:5214

RHSA-2022:5216

RHSA-2022:5220

RHSA-2022:5224

RHSA-2022:5232

RHSA-2022:5236

RHSA-2022:5249

RHSA-2022:5267

RHSA-2022:5439

RHSA-2022:5476

RHSA-2022_5232

RHSA-2022_5236

RHSA-2022_5249

RHSA-2022_5267

SUSE-SU-2022:2080-1

SUSE-SU-2022:2104-1

SUSE-SU-2022:2116-1

SUSE-SU-2022:2172-1

SUSE-SU-2022:2173-1

SUSE-SU-2022:2177-1

SUSE-SU-2022:2214-1

SUSE-SU-2022:2216-1

SUSE-SU-2022:2230-1

SUSE-SU-2022:2239-1

SUSE-SU-2022:2245-1

SUSE-SU-2022:2262-1

SUSE-SU-2022:2268-1

SUSE-SU-2022:2520-1

SUSE-SU-2022:2615-1

SUSE-SU-2022:2629-1

SUSE-SU-2022_2080-1

SUSE-SU-2022_2104-1

SUSE-SU-2022_2116-1

SUSE-SU-2022_2173-1

USN-5465-1

USN-5466-1

USN-5467-1

USN-5468-1

USN-5469-1

USN-5470-1

USN-5471-1

Affected Products

Alt Linux

Almalinux

Centos

Linuxmint

Linux Kernel

Red Hat

Suse

Ubuntu

References · 746

• 🔥 https://github.com/ASkyeye/CVE-2022-1966 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2022-1966 · Vendor Advisory
• https://osv.dev/vulnerability/LSN-0087-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-1205 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-1972 · Vendor Advisory
• https://osv.dev/vulnerability/USN-5467-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-23041 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-29968 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2022-0229.html · Security Note
• https://advisories.mageia.org/MGASA-2022-0230.html · Security Note
• https://ubuntu.com/security/CVE-2022-29581 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5470-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-1353 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:13704-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-28389 · Vendor Advisory