authd: Primary group ID is incorrectly set to value of UID

authd 0.6.0 contains a bug which can lead to an incorrect primary group ID. It affects users whose primary group ID i.e. the GID in the user record differs from their UID. There are two ways which can lead to this: 1. The user was created with authd &2 continue fi if "$OLDGID"...

CVE-2026-6970: Placement of User into Incorrect Group

authd prior to version 0.6.4 contains a logic error in primary group ID assignment that can lead to local privilege escalation. When a user's primary group ID GID differs from their UID, either because the account was created with authd prior to version 0.5.4 or because the primary group was...