CVE-2022-23222: Null Pointer Dereference
First published: Fri Jan 14 2022(Updated: )
kernel/bpf/verifier.c in the Linux kernel through 5.15.14 allows local users to gain privileges because of the availability of pointer arithmetic via certain *_OR_NULL pointer types.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=5.8.0<5.15.37 | |
| Linux Linux kernel | >=5.16<5.16.11 | |
| Debian Debian Linux | =11.0 | |
| All of | ||
| Netapp H410c | ||
| Netapp H410c Firmware | ||
| All of | ||
| Netapp H300s | ||
| Netapp H300s Firmware | ||
| All of | ||
| Netapp H500s | ||
| Netapp H500s Firmware | ||
| All of | ||
| Netapp H700s | ||
| Netapp H700s Firmware | ||
| All of | ||
| Netapp H300e | ||
| Netapp H300e Firmware | ||
| All of | ||
| Netapp H500e | ||
| Netapp H500e Firmware | ||
| All of | ||
| Netapp H700e | ||
| Netapp H700e Firmware | ||
| All of | ||
| Netapp H410s Firmware | ||
| Netapp H410s | ||
| Fedoraproject Fedora | =34 | |
| Fedoraproject Fedora | =35 | |
| Netapp H410c Firmware | ||
| Netapp H410c | ||
| Netapp H300s Firmware | ||
| Netapp H300s | ||
| Netapp H500s Firmware | ||
| Netapp H500s | ||
| Netapp H700s Firmware | ||
| Netapp H700s | ||
| Netapp H300e Firmware | ||
| Netapp H300e | ||
| Netapp H500e Firmware | ||
| Netapp H500e | ||
| Netapp H700e Firmware | ||
| Netapp H700e | ||
| Netapp H410s Firmware | ||
| Netapp H410s | ||
| redhat/kernel | <5.17 | 5.17 |
| ubuntu/linux | <5.13.0-37.42 | 5.13.0-37.42 |
| ubuntu/linux | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws | <5.13.0-1019.21 | 5.13.0-1019.21 |
| ubuntu/linux-aws | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws-5.0 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws-5.11 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws-5.13 | <5.13.0-1019.21~20.04.1 | 5.13.0-1019.21~20.04.1 |
| ubuntu/linux-aws-5.13 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws-5.3 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws-5.4 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws-5.8 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws-6.5 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws-fips | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-aws-hwe | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure | <5.13.0-1021.24 | 5.13.0-1021.24 |
| ubuntu/linux-azure | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-4.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-5.11 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-5.13 | <5.13.0-1021.24~20.04.1 | 5.13.0-1021.24~20.04.1 |
| ubuntu/linux-azure-5.13 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-5.3 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-5.4 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-6.5 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-edge | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-fde | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-fde-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-azure-fips | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-bluefield | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-dell300x | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-fips | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gcp | <5.13.0-1021.25 | 5.13.0-1021.25 |
| ubuntu/linux-gcp | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gcp-4.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gcp-5.11 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gcp-5.13 | <5.13.0-1021.25~20.04.1 | 5.13.0-1021.25~20.04.1 |
| ubuntu/linux-gcp-5.13 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gcp-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gcp-5.3 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gcp-5.8 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gcp-6.5 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gcp-fips | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gke | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gke-4.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gke-5.0 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gke-5.3 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gke-5.4 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gkeop | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gkeop-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-gkeop-5.4 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-hwe | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-hwe-5.11 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-hwe-5.13 | <5.13.0-37.42~20.04.1 | 5.13.0-37.42~20.04.1 |
| ubuntu/linux-hwe-5.13 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-hwe-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-hwe-5.4 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-hwe-5.8 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-hwe-6.5 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-hwe-edge | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-ibm | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-ibm-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-ibm-5.4 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-intel | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-intel-5.13 | <5.13.0-1010.10 | 5.13.0-1010.10 |
| ubuntu/linux-intel-5.13 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-intel-iotg | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-intel-iotg-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-iot | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-kvm | <5.13.0-1018.19 | 5.13.0-1018.19 |
| ubuntu/linux-kvm | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-laptop | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-lowlatency | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-lowlatency-hwe-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-lowlatency-hwe-6.5 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-lts-xenial | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-nvidia | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-nvidia-6.5 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oem | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oem-5.10 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oem-5.13 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oem-5.14 | <5.14.0-1022.24 | 5.14.0-1022.24 |
| ubuntu/linux-oem-5.17 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oem-5.6 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oem-6.5 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oem-6.8 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oem-osp1 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oracle | <5.13.0-1023.28 | 5.13.0-1023.28 |
| ubuntu/linux-oracle | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oracle-5.0 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oracle-5.11 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oracle-5.13 | <5.13.0-1025.30~20.04.1 | 5.13.0-1025.30~20.04.1 |
| ubuntu/linux-oracle-5.13 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oracle-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oracle-5.3 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-oracle-6.5 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-raspi | <5.13.0-1022.24 | 5.13.0-1022.24 |
| ubuntu/linux-raspi | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-raspi-5.4 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-raspi2 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-raspi2-5.3 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-riscv | <5.13.0-1017.19 | 5.13.0-1017.19 |
| ubuntu/linux-riscv | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-riscv-5.11 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-riscv-5.15 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-riscv-5.8 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-riscv-6.5 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-snapdragon | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-starfive | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-starfive-6.5 | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| ubuntu/linux-xilinx-zynqmp | <5.17~<5.15.15 | 5.17~ 5.15.15 |
| debian/linux | 5.10.218-1 5.10.221-1 6.1.94-1 6.1.99-1 6.9.12-1 6.10.3-1 |
Remedy
seth-arnold> set kernel.unprivileged_bpf_disabled to 1
Remedy
https://git.kernel.org/linus/c25b2ae136039ffa820c26138ed4a5e5f3ab3841|local-CVE-2022-23222-fix
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Reference Links
- https://www.openwall.com/lists/oss-security/2022/01/13/1
- http://www.openwall.com/lists/oss-security/2022/01/14/1
- http://www.openwall.com/lists/oss-security/2022/01/18/2
- https://www.debian.org/security/2022/dsa-5050
- https://security.netapp.com/advisory/ntap-20220217-0002/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FCR3LIRUEXR7CA63W5M2HT3K63MZGKBR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z5VTIZZUPC73IEJNZX66BY2YCBRZAELB/
- http://www.openwall.com/lists/oss-security/2022/06/01/1
- http://www.openwall.com/lists/oss-security/2022/06/04/3
- http://www.openwall.com/lists/oss-security/2022/06/07/3
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=64620e0a1e712a778095bd35cbb277dc2259281f
- https://bugzilla.suse.com/show_bug.cgi?id=1194765
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FCR3LIRUEXR7CA63W5M2HT3K63MZGKBR/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z5VTIZZUPC73IEJNZX66BY2YCBRZAELB/
- https://launchpad.net/bugs/cve/CVE-2022-23222
- https://ubuntu.com/security/notices/USN-5278-1
- https://ubuntu.com/security/notices/USN-5337-1
- https://ubuntu.com/security/notices/USN-5362-1
- https://ubuntu.com/security/notices/USN-5368-1
- https://www.cve.org/CVERecord?id=CVE-2022-23222
- https://nvd.nist.gov/vuln/detail/CVE-2022-23222
- https://security-tracker.debian.org/tracker/CVE-2022-23222
- https://git.kernel.org/linus/457f44363a8894135c85b7a9afd2bd8196db24ab
- https://git.kernel.org/linus/c25b2ae136039ffa820c26138ed4a5e5f3ab3841|local-CVE-2022-23222-fix
- https://ubuntu.com/security/CVE-2022-23222
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2043521
- https://access.redhat.com/errata/RHSA-2024:0724
- https://access.redhat.com/errata/RHSA-2024:2950
- https://access.redhat.com/errata/RHSA-2024:3138
- https://bugzilla.redhat.com/show_bug.cgi?id=2043520
- agent/type
- agent/first-publish-date
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- agent/weakness
- agent/severity
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- agent/software-canonical-lookup
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- collector/nvd-cve
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- agent/event
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- canonical/linux linux kernel
- version/linux linux kernel/5.8.0
- version/linux linux kernel/5.16
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/11.0
- vendor/netapp
- canonical/netapp h410c
- canonical/netapp h410c firmware
- canonical/netapp h300s
- canonical/netapp h300s firmware
- canonical/netapp h500s
- canonical/netapp h500s firmware
- canonical/netapp h700s
- canonical/netapp h700s firmware
- canonical/netapp h300e
- canonical/netapp h300e firmware
- canonical/netapp h500e
- canonical/netapp h500e firmware
- canonical/netapp h700e
- canonical/netapp h700e firmware
- canonical/netapp h410s firmware
- canonical/netapp h410s
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