Please sign in to comment.
proc connector: reject unprivileged listener bumps
While PROC_CN_MCAST_LISTEN/IGNORE is entirely advisory, it was possible for an unprivileged user to turn off notifications for all listeners by sending PROC_CN_MCAST_IGNORE. Instead, require the same privileges as required for a multicast bind. Signed-off-by: Kees Cook <firstname.lastname@example.org> Cc: Evgeniy Polyakov <email@example.com> Cc: Matt Helsley <firstname.lastname@example.org> Cc: email@example.com Acked-by: Evgeniy Polyakov <firstname.lastname@example.org> Acked-by: Matt Helsley <email@example.com> Signed-off-by: David S. Miller <firstname.lastname@example.org>
- Loading branch information...