CVE-2026-4747 | FreeBSD RPCSEC_GSS kgssapi.ko stack-based overflow

A vulnerability labeled as critical has been found in FreeBSD. This issue affects some unknown processing in the library kgssapi.ko of the component RPCSEC_GSS Handler. Executing a manipulation can lead to stack-based buffer overflow.

This vulnerability is handled as CVE-2026-4747. The attack can be executed remotely. There is not any exploit available.

It is best practice to apply a patch to resolve this issue.