CVE-2022-34918: Buffer Overflow
First published: Sat Jul 02 2022(Updated: )
A heap buffer overflow flaw was found in the Linux kernel’s Netfilter subsystem in the way a user provides incorrect input of the NFT_DATA_VERDICT type. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=4.1<4.14.316 | |
| Linux Linux kernel | >=4.15<4.19.284 | |
| Linux Linux kernel | >=4.20<5.4.244 | |
| Linux Linux kernel | >=5.5<5.10.130 | |
| Linux Linux kernel | >=5.11<5.15.54 | |
| Linux Linux kernel | >=5.16<5.18.11 | |
| Debian Debian Linux | =11.0 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =20.04 | |
| Canonical Ubuntu Linux | =22.04 | |
| Apple macOS Ventura | ||
| Apple macOS Big Sur | ||
| Apple macOS Big Sur | ||
| Apple macOS Ventura | ||
| Apple macOS Big Sur | ||
| Apple macOS Monterey | ||
| Apple macOS Monterey | ||
| Apple macOS Monterey | ||
| Netapp H410c Firmware | ||
| Netapp H410c | ||
| redhat/kernel | <0:5.14.0-70.26.1.el9_0 | 0:5.14.0-70.26.1.el9_0 |
| redhat/kernel-rt | <0:5.14.0-70.26.1.rt21.98.el9_0 | 0:5.14.0-70.26.1.rt21.98.el9_0 |
| redhat/Linux kernel | <5.19 | 5.19 |
| ubuntu/linux | <4.15.0-191.202 | 4.15.0-191.202 |
| ubuntu/linux | <5.4.0-124.140 | 5.4.0-124.140 |
| ubuntu/linux | <5.15.0-43.46 | 5.15.0-43.46 |
| ubuntu/linux | <5.19~ | 5.19~ |
| ubuntu/linux | <4.4.0-230.264 | 4.4.0-230.264 |
| ubuntu/linux-aws | <5.4.0-1083.90 | 5.4.0-1083.90 |
| ubuntu/linux-aws | <4.15.0-1139.150 | 4.15.0-1139.150 |
| ubuntu/linux-aws | <5.15.0-1017.21 | 5.15.0-1017.21 |
| ubuntu/linux-aws | <4.4.0-1110.116 | 4.4.0-1110.116 |
| ubuntu/linux-aws | <5.19~ | 5.19~ |
| ubuntu/linux-aws | <4.4.0-1146.161 | 4.4.0-1146.161 |
| ubuntu/linux-aws-5.0 | <5.19~ | 5.19~ |
| ubuntu/linux-aws-5.11 | <5.19~ | 5.19~ |
| ubuntu/linux-aws-5.13 | <5.19~ | 5.19~ |
| ubuntu/linux-aws-5.15 | <5.19~ | 5.19~ |
| ubuntu/linux-aws-5.15 | <5.15.0-1017.21~20.04.1 | 5.15.0-1017.21~20.04.1 |
| ubuntu/linux-aws-5.3 | <5.19~ | 5.19~ |
| ubuntu/linux-aws-5.4 | <5.4.0-1083.90~18.04.1 | 5.4.0-1083.90~18.04.1 |
| ubuntu/linux-aws-5.4 | <5.19~ | 5.19~ |
| ubuntu/linux-aws-5.8 | <5.19~ | 5.19~ |
| ubuntu/linux-aws-hwe | <5.19~ | 5.19~ |
| ubuntu/linux-aws-hwe | <4.15.0-1139.150~16.04.1 | 4.15.0-1139.150~16.04.1 |
| ubuntu/linux-azure | <5.4.0-1089.94 | 5.4.0-1089.94 |
| ubuntu/linux-azure | <5.15.0-1017.20 | 5.15.0-1017.20 |
| ubuntu/linux-azure | <4.15.0-1149.164~14.04.1 | 4.15.0-1149.164~14.04.1 |
| ubuntu/linux-azure | <5.19~ | 5.19~ |
| ubuntu/linux-azure | <4.15.0-1149.164~16.04.1 | 4.15.0-1149.164~16.04.1 |
| ubuntu/linux-azure-4.15 | <5.19~ | 5.19~ |
| ubuntu/linux-azure-4.15 | <4.15.0-1149.164 | 4.15.0-1149.164 |
| ubuntu/linux-azure-5.11 | <5.19~ | 5.19~ |
| ubuntu/linux-azure-5.13 | <5.19~ | 5.19~ |
| ubuntu/linux-azure-5.3 | <5.19~ | 5.19~ |
| ubuntu/linux-azure-5.4 | <5.19~ | 5.19~ |
| ubuntu/linux-azure-5.4 | <5.4.0-1089.94~18.04.1 | 5.4.0-1089.94~18.04.1 |
| ubuntu/linux-azure-edge | <5.19~ | 5.19~ |
| ubuntu/linux-azure-fde | <5.15.0-1017.20 | 5.15.0-1017.20 |
| ubuntu/linux-azure-fde | <5.19~ | 5.19~ |
| ubuntu/linux-azure-fde | <5.4.0-1089.94 | 5.4.0-1089.94 |
| ubuntu/linux-azure-fde-5.15 | <5.15.0-1017.20~20.04.1 | 5.15.0-1017.20~20.04.1 |
| ubuntu/linux-azure-fde-5.15 | <5.19~ | 5.19~ |
| ubuntu/linux-bluefield | <5.4.0-1044.49 | 5.4.0-1044.49 |
| ubuntu/linux-bluefield | <5.19~ | 5.19~ |
| ubuntu/linux-dell300x | <4.15.0-1051.56 | 4.15.0-1051.56 |
| ubuntu/linux-dell300x | <5.19~ | 5.19~ |
| ubuntu/linux-fips | <5.19~ | 5.19~ |
| ubuntu/linux-gcp | <5.4.0-1086.94 | 5.4.0-1086.94 |
| ubuntu/linux-gcp | <5.15.0-1016.21 | 5.15.0-1016.21 |
| ubuntu/linux-gcp | <5.19~ | 5.19~ |
| ubuntu/linux-gcp | <4.15.0-1134.150~16.04.2 | 4.15.0-1134.150~16.04.2 |
| ubuntu/linux-gcp-4.15 | <4.15.0-1134.150 | 4.15.0-1134.150 |
| ubuntu/linux-gcp-4.15 | <5.19~ | 5.19~ |
| ubuntu/linux-gcp-5.11 | <5.19~ | 5.19~ |
| ubuntu/linux-gcp-5.13 | <5.19~ | 5.19~ |
| ubuntu/linux-gcp-5.15 | <5.19~ | 5.19~ |
| ubuntu/linux-gcp-5.15 | <5.15.0-1016.21~20.04.1 | 5.15.0-1016.21~20.04.1 |
| ubuntu/linux-gcp-5.3 | <5.19~ | 5.19~ |
| ubuntu/linux-gcp-5.4 | <5.4.0-1086.94~18.04.1 | 5.4.0-1086.94~18.04.1 |
| ubuntu/linux-gcp-5.8 | <5.19~ | 5.19~ |
| ubuntu/linux-gke | <5.4.0-1080.86 | 5.4.0-1080.86 |
| ubuntu/linux-gke | <5.15.0-1014.17 | 5.15.0-1014.17 |
| ubuntu/linux-gke | <5.19~ | 5.19~ |
| ubuntu/linux-gke-4.15 | <5.19~ | 5.19~ |
| ubuntu/linux-gke-5.0 | <5.19~ | 5.19~ |
| ubuntu/linux-gke-5.15 | <5.19~ | 5.19~ |
| ubuntu/linux-gke-5.15 | <5.15.0-1014.17~20.04.1 | 5.15.0-1014.17~20.04.1 |
| ubuntu/linux-gke-5.3 | <5.19~ | 5.19~ |
| ubuntu/linux-gke-5.4 | <5.4.0-1080.86~18.04.1 | 5.4.0-1080.86~18.04.1 |
| ubuntu/linux-gke-5.4 | <5.19~ | 5.19~ |
| ubuntu/linux-gkeop | <5.4.0-1051.54 | 5.4.0-1051.54 |
| ubuntu/linux-gkeop | <5.19~ | 5.19~ |
| ubuntu/linux-gkeop | <5.15.0-1002.4 | 5.15.0-1002.4 |
| ubuntu/linux-gkeop-5.4 | <5.19~ | 5.19~ |
| ubuntu/linux-gkeop-5.4 | <5.4.0-1051.54~18.04.1 | 5.4.0-1051.54~18.04.1 |
| ubuntu/linux-hwe | <5.19~ | 5.19~ |
| ubuntu/linux-hwe | <4.15.0-191.202~16.04.1 | 4.15.0-191.202~16.04.1 |
| ubuntu/linux-hwe-5.11 | <5.19~ | 5.19~ |
| ubuntu/linux-hwe-5.13 | <5.19~ | 5.19~ |
| ubuntu/linux-hwe-5.15 | <5.19~ | 5.19~ |
| ubuntu/linux-hwe-5.15 | <5.15.0-43.46~20.04.1 | 5.15.0-43.46~20.04.1 |
| ubuntu/linux-hwe-5.4 | <5.19~ | 5.19~ |
| ubuntu/linux-hwe-5.4 | <5.4.0-124.140~18.04.1 | 5.4.0-124.140~18.04.1 |
| ubuntu/linux-hwe-5.8 | <5.19~ | 5.19~ |
| ubuntu/linux-hwe-edge | <5.19~ | 5.19~ |
| ubuntu/linux-ibm | <5.4.0-1031.35 | 5.4.0-1031.35 |
| ubuntu/linux-ibm | <5.15.0-1012.14 | 5.15.0-1012.14 |
| ubuntu/linux-ibm | <5.19~ | 5.19~ |
| ubuntu/linux-ibm-5.4 | <5.19~ | 5.19~ |
| ubuntu/linux-ibm-5.4 | <5.4.0-1031.35~18.04.1 | 5.4.0-1031.35~18.04.1 |
| ubuntu/linux-intel-5.13 | <5.19~ | 5.19~ |
| ubuntu/linux-intel-iotg | <5.15.0-1013.17 | 5.15.0-1013.17 |
| ubuntu/linux-intel-iotg | <5.19~ | 5.19~ |
| ubuntu/linux-intel-iotg-5.15 | <5.19~ | 5.19~ |
| ubuntu/linux-intel-iotg-5.15 | <5.15.0-1015.20~20.04.2 | 5.15.0-1015.20~20.04.2 |
| ubuntu/linux-kvm | <4.15.0-1125.130 | 4.15.0-1125.130 |
| ubuntu/linux-kvm | <5.15.0-1016.19 | 5.15.0-1016.19 |
| ubuntu/linux-kvm | <5.19~ | 5.19~ |
| ubuntu/linux-kvm | <4.4.0-1111.121 | 4.4.0-1111.121 |
| ubuntu/linux-kvm | <5.4.0-1073.78 | 5.4.0-1073.78 |
| ubuntu/linux-lowlatency | <5.15.0-43.46 | 5.15.0-43.46 |
| ubuntu/linux-lowlatency | <5.19~ | 5.19~ |
| ubuntu/linux-lowlatency-hwe-5.15 | <5.19~ | 5.19~ |
| ubuntu/linux-lowlatency-hwe-5.15 | <5.15.0-43.46~20.04.1 | 5.15.0-43.46~20.04.1 |
| ubuntu/linux-lts-xenial | <5.19~ | 5.19~ |
| ubuntu/linux-lts-xenial | <4.4.0-230.264~14.04.1 | 4.4.0-230.264~14.04.1 |
| ubuntu/linux-oem | <5.19~ | 5.19~ |
| ubuntu/linux-oem-5.10 | <5.19~ | 5.19~ |
| ubuntu/linux-oem-5.13 | <5.19~ | 5.19~ |
| ubuntu/linux-oem-5.14 | <5.14.0-1046.53 | 5.14.0-1046.53 |
| ubuntu/linux-oem-5.17 | <5.17.0-1014.15 | 5.17.0-1014.15 |
| ubuntu/linux-oem-5.17 | <5.19~ | 5.19~ |
| ubuntu/linux-oem-5.6 | <5.19~ | 5.19~ |
| ubuntu/linux-oem-6.0 | <5.19~ | 5.19~ |
| ubuntu/linux-oem-osp1 | <5.19~ | 5.19~ |
| ubuntu/linux-oracle | <4.15.0-1104.115 | 4.15.0-1104.115 |
| ubuntu/linux-oracle | <5.15.0-1016.20 | 5.15.0-1016.20 |
| ubuntu/linux-oracle | <5.19~ | 5.19~ |
| ubuntu/linux-oracle | <4.15.0-1104.115~16.04.1 | 4.15.0-1104.115~16.04.1 |
| ubuntu/linux-oracle | <5.4.0-1081.89 | 5.4.0-1081.89 |
| ubuntu/linux-oracle-5.0 | <5.19~ | 5.19~ |
| ubuntu/linux-oracle-5.11 | <5.19~ | 5.19~ |
| ubuntu/linux-oracle-5.13 | <5.19~ | 5.19~ |
| ubuntu/linux-oracle-5.15 | <5.19~ | 5.19~ |
| ubuntu/linux-oracle-5.15 | <5.15.0-1016.20~20.04.1 | 5.15.0-1016.20~20.04.1 |
| ubuntu/linux-oracle-5.3 | <5.19~ | 5.19~ |
| ubuntu/linux-oracle-5.4 | <5.4.0-1081.89~18.04.1 | 5.4.0-1081.89~18.04.1 |
| ubuntu/linux-raspi | <5.15.0-1013.15 | 5.15.0-1013.15 |
| ubuntu/linux-raspi | <5.19~ | 5.19~ |
| ubuntu/linux-raspi | <5.4.0-1068.78 | 5.4.0-1068.78 |
| ubuntu/linux-raspi-5.4 | <5.19~ | 5.19~ |
| ubuntu/linux-raspi-5.4 | <5.4.0-1068.78~18.04.1 | 5.4.0-1068.78~18.04.1 |
| ubuntu/linux-raspi2 | <5.19~ | 5.19~ |
| ubuntu/linux-raspi2 | <4.15.0-1117.125 | 4.15.0-1117.125 |
| ubuntu/linux-raspi2-5.3 | <5.19~ | 5.19~ |
| ubuntu/linux-riscv | <5.15.0-1016.18 | 5.15.0-1016.18 |
| ubuntu/linux-riscv | <5.19~ | 5.19~ |
| ubuntu/linux-riscv-5.11 | <5.19~ | 5.19~ |
| ubuntu/linux-riscv-5.8 | <5.19~ | 5.19~ |
| ubuntu/linux-snapdragon | <5.19~ | 5.19~ |
| ubuntu/linux-snapdragon | <4.15.0-1135.145 | 4.15.0-1135.145 |
| ubuntu/linux-azure-5.15 | <5.15.0-1017.20~20.04.1 | 5.15.0-1017.20~20.04.1 |
| ubuntu/linux-azure-5.15 | <5.19~ | 5.19~ |
| All of | ||
| Apple macOS Big Sur | ||
| Apple macOS Ventura | ||
| All of | ||
| Apple macOS Ventura | ||
| Apple macOS Big Sur | ||
| All of | ||
| Apple macOS Monterey | ||
| Apple macOS Big Sur | ||
| All of | ||
| Apple macOS Monterey | ||
| Apple macOS Monterey | ||
| All of | ||
| Netapp H410c | ||
| Netapp H410c Firmware | ||
| debian/linux | 4.19.249-2 4.19.304-1 5.10.197-1 5.10.205-2 6.1.66-1 6.1.69-1 6.6.13-1 6.6.15-2 |
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Reference Links
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=7e6bc1f6cabcd30aba0b11219d8e01b952eacbb6
- https://lore.kernel.org/netfilter-devel/cd9428b6-7ffb-dd22-d949-d86f4869f452@randorisec.fr/T/#u
- https://www.openwall.com/lists/oss-security/2022/07/02/3
- http://www.openwall.com/lists/oss-security/2022/07/05/1
- https://www.randorisec.fr/crack-linux-firewall/
- https://www.debian.org/security/2022/dsa-5191
- http://www.openwall.com/lists/oss-security/2022/08/06/5
- https://security.netapp.com/advisory/ntap-20220826-0004/
- http://packetstormsecurity.com/files/168191/Kernel-Live-Patch-Security-Notice-LSN-0089-1.html
- http://packetstormsecurity.com/files/168543/Netfilter-nft_set_elem_init-Heap-Overflow-Privilege-Escalation.html
- https://launchpad.net/bugs/cve/CVE-2022-34918
- https://lore.kernel.org/netfilter-devel/cd9428b6-7ffb-dd22-d949-d86f4869f452%40randorisec.fr/T/#u
- https://access.redhat.com/security/cve/CVE-2022-32250
- https://lore.kernel.org/netfilter-devel/cd9428b6-7ffb-dd22-d949-d86f4869f452@randorisec.fr/T/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2104586
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2104423#c3
- https://access.redhat.com/errata/RHSA-2022:6592
- https://access.redhat.com/errata/RHSA-2022:6582
- https://access.redhat.com/errata/RHSA-2022:6610
- https://access.redhat.com/security/cve/cve-2022-34918
- https://bugzilla.redhat.com/show_bug.cgi?id=2104423
- https://www.cve.org/CVERecord?id=CVE-2022-34918 https://nvd.nist.gov/vuln/detail/CVE-2022-34918 https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=7e6bc1f6cabcd30aba0b11219d8e01b952eacbb6 https://lore.kernel.org/netdev/20220702115948.5de8b1e0@kernel.org/T/ https://lore.kernel.org/netfilter-devel/cd9428b6-7ffb-dd22-d949-d86f4869f452@randorisec.fr/T/
- https://security-tracker.debian.org/tracker/CVE-2022-34918
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-34918
- https://ubuntu.com/security/notices/USN-5540-1
- https://ubuntu.com/security/notices/USN-5544-1
- https://ubuntu.com/security/notices/USN-5545-1
- https://ubuntu.com/security/notices/USN-5560-1
- https://ubuntu.com/security/notices/USN-5560-2
- https://ubuntu.com/security/notices/USN-5562-1
- https://ubuntu.com/security/notices/USN-5564-1
- https://ubuntu.com/security/notices/USN-5566-1
- https://ubuntu.com/security/notices/USN-5582-1
- https://nvd.nist.gov/vuln/detail/CVE-2022-34918
- https://git.kernel.org/linus/7d7402642eaf385aef0772eff5a35e34fc4995d7
- https://git.kernel.org/linus/7e6bc1f6cabcd30aba0b11219d8e01b952eacbb6
- https://ubuntu.com/security/CVE-2022-34918
Parent vulnerabilities
(Appears in the following advisories)
- agent/author
- agent/description
- agent/event
- agent/first-publish-date
- agent/last-modified-date
- agent/references
- agent/remedy
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/type
- agent/weakness
- collector/launchpad-cve
- source/Launchpad
- collector/nvd-api
- collector/nvd-cve
- source/NVD
- collector/nvd-index
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2022-34918
- agent/software-canonical-lookup
- collector/redhat-cve
- collector/security-tracker-debian
- source/Debian
- collector/usn-cve
- source/Ubuntu
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/4.1
- version/linux linux kernel/4.15
- version/linux linux kernel/4.20
- version/linux linux kernel/5.5
- version/linux linux kernel/5.11
- version/linux linux kernel/5.16
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/11.0
- vendor/canonical
- canonical/canonical ubuntu linux
- version/canonical ubuntu linux/14.04
- version/canonical ubuntu linux/16.04
- version/canonical ubuntu linux/18.04
- version/canonical ubuntu linux/20.04
- version/canonical ubuntu linux/22.04
- vendor/netapp
- canonical/apple macos ventura
- canonical/apple macos big sur
- canonical/apple macos monterey
- canonical/netapp h410c firmware
- canonical/netapp h410c
- package-manager/redhat
- package-manager/debian
- package-manager/ubuntu