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    CVE-2022-42719

    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.

    Published:Oct 13, 2022
    Last Modified:May 15, 2025
    EPS:Oct 13, 2022
    EPSS Score:0.00255
    CVSS Score:8.8

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

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

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://packetstormsecurity.com/files/171005/Kernel-Live-Patch-Security-Notice-LNS-0091-1.html
    http://www.openwall.com/lists/oss-security/2022/10/13/2
    http://www.openwall.com/lists/oss-security/2022/10/13/5
    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://packetstormsecurity.com/files/171005/Kernel-Live-Patch-Security-Notice-LNS-0091-1.html
    http://www.openwall.com/lists/oss-security/2022/10/13/2
    http://www.openwall.com/lists/oss-security/2022/10/13/5
    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

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High