CVE-2022-42719

CVSS 8.8 HIGHEPSS 1.2%CWE-416

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.8EPSS 1.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

13 Oct 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A use-after-free in the mac80211 stack when parsing a multi-BSSID element in the Linux kernel 5.2 through 5.19.x before 5.19.16 could be used by attackers (able to inject WLAN frames) to crash the kernel and potentially execute code.

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

Affected products

n/a · n/a

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References

http://packetstormsecurity.com/files/171005/Kernel-Live-Patch-Security-Notice-LNS-0091-1.html https://bugzilla.suse.com/show_bug.cgi?id=1204051 https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?id=ff05d4b45dd89b922578dac497dcabf57cf771c6 https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html 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-5257 http://www.openwall.com/lists/oss-security/2022/10/13/2 http://www.openwall.com/lists/oss-security/2022/10/13/5