CVE-2026-80929

A flaw was found in the Linux kernel. A non-root user can exploit a vulnerability in the sysctl mechanism, specifically related to the cadpid entry. By unsharing process ID PID and user namespaces, a local attacker can modify this global system control from a child namespace. This allows a user...

EUVD-2026-76252

In the Linux kernel, the following vulnerability has been resolved: sysctl: move the "cadpid" entry from pidtable to kernreboottable cadpid is global, and killcadpid is only used in the root namespace. However, due to pidtablerootpermissions, a non-root user can unshare pid/user namespaces and...

PT-2026-90059

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the sysctl implementation where the cad pid entry is incorrectly placed in the pid table instead of the kern reboot table. Because of the pid table root permissions...