CVE-2026-58093 | FreeBSD Kernel up to p2/p8/p12 TTY TIOCSCTTY ioctl handler race condition

August 26, 2026 Yanac

A vulnerability was found in FreeBSD Kernel up to p2/p8/p12. It has been declared as very critical. This issue affects the function TIOCSCTTY ioctl handler of the component TTY. Executing a manipulation can lead to race condition.

The identification of this vulnerability is CVE-2026-58093. The attack can only be executed locally. There is no exploit available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More