CVE-2022-42722

Name: CVE-2022-42722
Creator: NVD / NIST
Published: 2022-10-14T00:15:09.643+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.56%

Last modified Jun 17, 2026

CVE-2022-42722 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In the Linux kernel 5.8 through 5.19.x before 5.19.16, local attackers able to inject WLAN frames into the mac80211 stack could cause a NULL pointer dereference denial-of-service attack against the beacon protection of P2P devices.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

Description

In the Linux kernel 5.8 through 5.19.x before 5.19.16, local attackers able to inject WLAN frames into the mac80211 stack could cause a NULL pointer dereference denial-of-service attack against the beacon protection of P2P devices.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.56%

42.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 5.8, < 5.19.16
Fedoraproject	Fedora	35
Fedoraproject	Fedora	36
Fedoraproject	Fedora	37
Debian	Debian Linux	10.0
Debian	Debian Linux	11.0

References

http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.htmlThird Party Advisory, VDB Entry
http://www.openwall.com/lists/oss-security/2022/10/13/5Exploit, Mailing List, Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1204125Issue Tracking, Patch, Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?id=b2d03cabe2b2e150ff5a381731ea0355459be09fMailing List, Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/
https://security.netapp.com/advisory/ntap-20230203-0008/
https://www.debian.org/security/2022/dsa-5257Third Party Advisory
http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.htmlThird Party Advisory, VDB Entry
http://www.openwall.com/lists/oss-security/2022/10/13/5Exploit, Mailing List, Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1204125Issue Tracking, Patch, Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?id=b2d03cabe2b2e150ff5a381731ea0355459be09fMailing List, Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/
https://security.netapp.com/advisory/ntap-20230203-0008/
https://www.debian.org/security/2022/dsa-5257Third Party Advisory

Timeline

Published: Oct 14, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-42722?

How severe is CVE-2022-42722?

CVE-2022-42722 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2022-42722?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-42722?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST