The netfilter subsystem in the Linux kernel through 4.15.7 mishandles the case of a rule blob that contains a jump but lacks a user-defined chain, which allows local users to cause a denial of service (NULL pointer dereference) by leveraging the CAP_NET_RAW or CAP_NET_ADMIN capability, related to arpt_do_table in net/ipv4/netfilter/arp_tables.c, ipt_do_table in net/ipv4/netfilter/ip_tables.c, and ip6t_do_table in net/ipv6/netfilter/ip6_tables.c.
CVSS Details
- CVSS 3.1 Base Score: 4.7
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade kernel | Aug 28, 2019 | Mar 2, 2018 |
| Debian | — | Upgrade linux | May 2, 2018 | Mar 2, 2018 |
| Redhat_linux | — | Upgrade kernel | Oct 31, 2018 | Mar 2, 2018 |
| Suse | — | Upgrade kernel-source-azureUpgrade kernel-obs-buildUpgrade kernel-devel-azureUpgrade kernel-default-extraUpgrade kernel-azure-baseUpgrade kernel-defaultUpgrade kernel-default-manUpgrade kernel-docs | May 19, 2018 | Mar 2, 2018 |
| Ubuntu | — | Upgrade linux-image-powerpc-smp-lts-xenialUpgrade linux-image-powerpc-smpUpgrade linux-image-4.4.0-127-generic-lpaeUpgrade linux-image-powerpc64-smpUpgrade linux-image-4.4.0-127-lowlatencyUpgrade linux-image-4.4.0-1026-kvmUpgrade linux-image-kvmUpgrade linux-image-4.4.0-127-powerpc64-embUpgrade linux-image-4.4.0-127-powerpc64-smpUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-4.4.0-1060-awsUpgrade linux-image-generic-lpae-lts-xenialUpgrade linux-image-powerpc64-smp-lts-xenialUpgrade linux-image-4.4.0-1090-raspi2Upgrade linux-image-snapdragonUpgrade linux-image-powerpc64-emb-lts-xenialUpgrade linux-image-genericUpgrade linux-image-4.4.0-1022-awsUpgrade linux-image-4.4.0-127-powerpc-smpUpgrade linux-image-4.4.0-1093-snapdragonUpgrade linux-image-awsUpgrade linux-image-generic-lpaeUpgrade linux-image-lowlatencyUpgrade linux-image-4.4.0-127-genericUpgrade linux-image-generic-lts-xenialUpgrade linux-image-powerpc64-embUpgrade linux-image-powerpc-e500mcUpgrade linux-image-raspi2Upgrade linux-image-4.4.0-127-powerpc-e500mcUpgrade linux-image-powerpc-e500mc-lts-xenial | May 29, 2018 | Mar 2, 2018 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Mar 2, 2018 |
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