ROOT-OS-DEBIAN-13-CVE-2026-31421 CVE-2026-31421 in linux - Patched by Root

Root has patched CVE-2026-31421 in the linux package for Root:Debian:13. Multiple fixed versions available...

ROOT-OS-UBUNTU-2204-CVE-2026-31421 CVE-2026-31421 in linux - Patched by Root

Root has patched CVE-2026-31421 in the linux package for Root:Ubuntu:22.04. Multiple fixed versions available...

ROOT-OS-UBUNTU-2404-CVE-2026-31421 CVE-2026-31421 in linux - Patched by Root

Root has patched CVE-2026-31421 in the linux package for Root:Ubuntu:24.04. Multiple fixed versions available...

CVE-2026-31421 affecting package kernel for versions less than 6.6.134.1-2

CVE-2026-31421 affecting package kernel for versions less than 6.6.134.1-2. An upgraded version of the package is available that resolves this issue...

CVE-2026-31421

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsfw: fix NULL pointer dereference on shared blocks The old-method path in fwclassify calls tcfblockq and dereferences q-handle. Shared blocks leave block-q NULL, causing a NULL deref when an empty clsfw filter is...