CVE-2022-42722: Null Pointer Dereference
First published: Thu Oct 13 2022(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <0:4.18.0-477.10.1.rt7.274.el8_8 | 0:4.18.0-477.10.1.rt7.274.el8_8 |
| redhat/kernel | <0:4.18.0-477.10.1.el8_8 | 0:4.18.0-477.10.1.el8_8 |
| redhat/kernel | <0:5.14.0-284.11.1.el9_2 | 0:5.14.0-284.11.1.el9_2 |
| redhat/kernel-rt | <0:5.14.0-284.11.1.rt14.296.el9_2 | 0:5.14.0-284.11.1.rt14.296.el9_2 |
| 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 | |
| ubuntu/backport-iwlwifi-dkms | <8324-0ubuntu3~20.04.5 | 8324-0ubuntu3~20.04.5 |
| ubuntu/backport-iwlwifi-dkms | <9858-0ubuntu3.1 | 9858-0ubuntu3.1 |
| ubuntu/backport-iwlwifi-dkms | <9904-0ubuntu3.1 | 9904-0ubuntu3.1 |
| ubuntu/linux | <5.15.0-52.58 | 5.15.0-52.58 |
| ubuntu/linux | <5.19.0-23.24 | 5.19.0-23.24 |
| ubuntu/linux | <6.1.0-16.16 | 6.1.0-16.16 |
| ubuntu/linux | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-aws | <5.15.0-1022.26 | 5.15.0-1022.26 |
| ubuntu/linux-aws | <5.19.0-1011.12 | 5.19.0-1011.12 |
| ubuntu/linux-aws | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-aws-5.0 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-aws-5.15 | <5.15.0-1022.26~20.04.1 | 5.15.0-1022.26~20.04.1 |
| ubuntu/linux-aws-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-aws-5.4 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-aws-6.5 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-aws-fips | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-aws-hwe | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-azure | <5.15.0-1022.27 | 5.15.0-1022.27 |
| ubuntu/linux-azure | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-azure | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-azure | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-azure-4.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-azure-5.15 | <5.15.0-1022.27~20.04.1 | 5.15.0-1022.27~20.04.1 |
| ubuntu/linux-azure-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-azure-5.4 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-azure-6.5 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-azure-edge | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-azure-fde | <5.15.0-1024.30.1 | 5.15.0-1024.30.1 |
| ubuntu/linux-azure-fde | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-azure-fde-5.15 | <5.15.0-1029.36~20.04.1.1 | 5.15.0-1029.36~20.04.1.1 |
| ubuntu/linux-azure-fde-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-azure-fde-5.19 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-azure-fips | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-bluefield | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-dell300x | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-fips | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gcp | <5.15.0-1021.28 | 5.15.0-1021.28 |
| ubuntu/linux-gcp | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-gcp | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gcp-4.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gcp-5.15 | <5.15.0-1021.28~20.04.1 | 5.15.0-1021.28~20.04.1 |
| ubuntu/linux-gcp-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gcp-5.4 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gcp-6.5 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gcp-fips | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gke | <5.15.0-1019.23 | 5.15.0-1019.23 |
| ubuntu/linux-gke | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gke-4.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gke-5.0 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gke-5.15 | <5.15.0-1019.23~20.04.1 | 5.15.0-1019.23~20.04.1 |
| ubuntu/linux-gke-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gke-5.4 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gkeop | <5.15.0-1007.10 | 5.15.0-1007.10 |
| ubuntu/linux-gkeop | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gkeop-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-gkeop-5.4 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-hwe | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-hwe-5.15 | <5.15.0-52.58~20.04.1 | 5.15.0-52.58~20.04.1 |
| ubuntu/linux-hwe-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-hwe-5.4 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-hwe-6.5 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-hwe-edge | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-ibm | <5.15.0-1017.20 | 5.15.0-1017.20 |
| ubuntu/linux-ibm | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-ibm | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-ibm-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-ibm-5.4 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-intel | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-intel-5.13 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-intel-iotg | <5.15.0-1018.23 | 5.15.0-1018.23 |
| ubuntu/linux-intel-iotg | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-intel-iotg-5.15 | <5.15.0-1018.23~20.04.1 | 5.15.0-1018.23~20.04.1 |
| ubuntu/linux-intel-iotg-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-iot | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-kvm | <5.15.0-1020.24 | 5.15.0-1020.24 |
| ubuntu/linux-kvm | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-kvm | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-laptop | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-lowlatency | <5.15.0-52.58 | 5.15.0-52.58 |
| ubuntu/linux-lowlatency | <5.19.0-1009.10 | 5.19.0-1009.10 |
| ubuntu/linux-lowlatency | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-lowlatency-hwe-5.15 | <5.15.0-52.58~20.04.1 | 5.15.0-52.58~20.04.1 |
| ubuntu/linux-lowlatency-hwe-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-lowlatency-hwe-5.19 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-lowlatency-hwe-6.5 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-lts-xenial | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-nvidia | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-nvidia-6.5 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oem | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oem-5.10 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oem-5.14 | <5.14.0-1054.61 | 5.14.0-1054.61 |
| ubuntu/linux-oem-5.14 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oem-5.17 | <5.17.0-1020.21 | 5.17.0-1020.21 |
| ubuntu/linux-oem-5.17 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oem-5.6 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oem-6.0 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oem-6.1 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oem-6.5 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oem-6.8 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oem-osp1 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oracle | <5.15.0-1021.27 | 5.15.0-1021.27 |
| ubuntu/linux-oracle | <5.19.0-1010.11 | 5.19.0-1010.11 |
| ubuntu/linux-oracle | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oracle-5.0 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oracle-5.13 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oracle-5.15 | <5.15.0-1021.27~20.04.1 | 5.15.0-1021.27~20.04.1 |
| ubuntu/linux-oracle-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oracle-5.4 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-oracle-6.5 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-raspi | <5.15.0-1017.19 | 5.15.0-1017.19 |
| ubuntu/linux-raspi | <5.19.0-1006.13 | 5.19.0-1006.13 |
| ubuntu/linux-raspi | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-raspi-5.4 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-raspi2 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-riscv | <5.15.0-1022.26 | 5.15.0-1022.26 |
| ubuntu/linux-riscv | <5.19.0-1006.7 | 5.19.0-1006.7 |
| ubuntu/linux-riscv | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-riscv-5.15 | <5.15.0-1022.26~20.04.1 | 5.15.0-1022.26~20.04.1 |
| ubuntu/linux-riscv-5.15 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-riscv-6.5 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-snapdragon | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-starfive | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-starfive-6.5 | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| ubuntu/linux-xilinx-zynqmp | <6.1~<5.15.74 | 6.1~ 5.15.74 |
| debian/linux | 5.10.218-1 5.10.221-1 6.1.94-1 6.1.99-1 6.9.10-1 6.9.12-1 |
Remedy
To mitigate this issue, prevent module mac80211 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.
Remedy
https://git.kernel.org/linus/b2d03cabe2b2e150ff5a381731ea0355459be09f|local-CVE-2022-42722-fix
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2022-42722 https://nvd.nist.gov/vuln/detail/CVE-2022-42722 https://www.openwall.com/lists/oss-security/2022/10/13/2
- https://bugzilla.redhat.com/show_bug.cgi?id=2134517
- https://access.redhat.com/errata/RHSA-2023:2736
- https://access.redhat.com/errata/RHSA-2023:2951
- https://access.redhat.com/errata/RHSA-2023:2458
- https://access.redhat.com/errata/RHSA-2023:2148
- https://access.redhat.com/security/cve/cve-2022-42722
- http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.html
- http://www.openwall.com/lists/oss-security/2022/10/13/5
- https://bugzilla.suse.com/show_bug.cgi?id=1204125
- https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?id=b2d03cabe2b2e150ff5a381731ea0355459be09f
- https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/
- https://security.netapp.com/advisory/ntap-20230203-0008/
- https://www.debian.org/security/2022/dsa-5257
- https://launchpad.net/bugs/cve/CVE-2022-42722
- 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://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2134579
- https://cookieclickercity.com
- https://access.redhat.com/errata/RHSA-2024:1188
- https://www.openwall.com/lists/oss-security/2022/10/13/2
- https://lore.kernel.org/netdev/20221013100522.46346-1-johannes@sipsolutions.net/T/#u
- https://ubuntu.com/security/notices/USN-5692-1
- https://ubuntu.com/security/notices/USN-5693-1
- https://ubuntu.com/security/notices/USN-5700-1
- https://ubuntu.com/security/notices/USN-5708-1
- https://ubuntu.com/security/notices/USN-5752-1
- https://www.cve.org/CVERecord?id=CVE-2022-42722
- https://nvd.nist.gov/vuln/detail/CVE-2022-42722
- https://security-tracker.debian.org/tracker/CVE-2022-42722
- https://git.kernel.org/linus/9eaf183af741e3d8393eb571ac8aec9ee7d6530e
- https://git.kernel.org/linus/b2d03cabe2b2e150ff5a381731ea0355459be09f|local-CVE-2022-42722-fix
- https://ubuntu.com/security/CVE-2022-42722
- https://github.com/PurpleVsGreen/beacown
Parent vulnerabilities
(Appears in the following advisories)
- collector/redhat-cve
- collector/nvd-index
- agent/type
- collector/launchpad-cve
- source/Launchpad
- agent/first-publish-date
- agent/author
- agent/remedy
- agent/weakness
- agent/severity
- agent/description
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2022-42722
- agent/last-modified-date
- agent/references
- collector/usn-cve
- source/Ubuntu
- agent/tags
- agent/event
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- package-manager/redhat
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/5.8
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/35
- version/fedoraproject fedora/36
- version/fedoraproject fedora/37
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/10.0
- version/debian debian linux/11.0
- package-manager/ubuntu
- package-manager/debian