ROOT-OS-DEBIAN-12-CVE-2026-31681 CVE-2026-31681 in linux - Patched by Root

Root has patched CVE-2026-31681 in the linux package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-UBUNTU-2204-CVE-2026-31681 CVE-2026-31681 in linux - Patched by Root

Root has patched CVE-2026-31681 in the linux package for Root:Ubuntu:22.04. Multiple fixed versions available...

CVE-2026-31681 vulnerabilities

Vulnerabilities for packages: linux-qemu, linux-aws, linux-azure, linux-gcp, linux-vmware...

CVE-2026-31681

CVE-2026-31681 affects the Linux kernel netfilter xt_multiport component. The issue is in ports_match_v1() where a non-zero pflags entry is treated as a range start, causing the end of the range to be consumed incorrectly and potentially reading past the last ports[] element when a malformed rule...

Linux Distros Unpatched Vulnerability : CVE-2026-31681

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: xtmultiport: validate range encoding in checkentry portsmatchv1 treats any non-zero pflags entry as the start of a port range and unconditionally...