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Mend.io Vulnerability Database

CVE-2022-42720

Good to know:

Date: October 12, 2022

Various refcounting bugs in the multi-BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers (able to inject WLAN frames) to trigger use-after-free conditions to potentially execute code.

Language: C

Severity Score

7.8

Related Resources (17)

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/

Url: http://www.openwall.com/lists/oss-security/2022/10/13/5

Url: http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/

Url: https://security.netapp.com/advisory/ntap-20230203-0008/

Url: https://access.redhat.com/security/cve/CVE-2022-42720

Url: https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?id=0b7808818cb9df6680f98996b8e9a439fa7bcc2f

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/

Url: https://security-tracker.debian.org/tracker/CVE-2022-42720

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/

Url: https://nvd.nist.gov/vuln/detail/CVE-2022-42720

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/

Url: https://www.debian.org/security/2022/dsa-5257

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/

Url: https://bugzilla.suse.com/show_bug.cgi?id=1204059

Url: https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html

Url: https://www.mend.io/vulnerability-database/CVE-2022-42720

Severity Score

7.8

Weakness Type (CWE)

Use After Free

CWE-416

Top Fix

Upgrade Version

Upgrade to version v5.4.218,v5.10.148,v5.15.74,v5.19.16

Learn More

CVSS v3.1

Base Score:	7.8
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

Mend.io Vulnerability Database

We found results for “”

CVE-2022-42720

Good to know:

Date: October 12, 2022

Language: C

Severity Score

Related Resources (17)

Severity Score

Weakness Type (CWE)

Top Fix

Upgrade Version

CVSS v3.1

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