🛡️ CVE-2022-1198 — enterprise-linux

🟡 CVSS 5.5 — Medium ⚠️ Exploit Public CWE-416 NVD
5.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A use-after-free vulnerabilitity was discovered in drivers/net/hamradio/6pack.c of linux that allows an attacker to crash linux kernel by simulating ax25 device using 6pack driver from user space.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

CVE-2022-1198 is classified as CWE-416: Use After Free. Memory is used after being released, so its contents may already belong to something else.

Affected software

CVE-2022-1198 is recorded against 2 packages.

  • enterprise-linux
  • linux-kernel

Timeline and source

Published on 29 August 2022 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. A vendor advisory or fix has been published. Record sourced from NVD.

References

access.redhat.com
bugzilla.redhat.com
github.com
www.openwall.com
access.redhat.com
bugzilla.redhat.com
github.com
www.openwall.com

CVE-2022-1198 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity MEDIUM
CVSS Score 5.5
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE CWE-416
Public Exploit ⚠️ Yes
Source NVD
Published 2022-08-29
Updated 2026-08-11
Modified 2026-06-17

Affected Packages

Software From version Fixed in
enterprise-linux — —
linux-kernel — —

Similar Threats

Exploit Protection

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CVE-2022-1198 carries CVSS 5.5 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.