CVE-2026-49428 | FreeBSD Kernel up to p0.x/p6/p10/p15 Largepage Objects open/fspacectl O_TRUNC privileges management

August 19, 2026 Yanac

A vulnerability has been found in FreeBSD Kernel up to p0.x/p6/p10/p15 and classified as very critical. Affected is the function open/fspacectl of the component Largepage Objects. This manipulation of the argument O_TRUNC causes improper privilege management.

This vulnerability is handled as CVE-2026-49428. It is possible to launch the attack on the local host. There is not any exploit available.

The affected component should be upgraded.VulDB Recent EntriesRead More