diff options
| author |   guenther <guenther@openbsd.org> | 2011-04-02 17:04:35 +0000 |
|---|---|---|
| committer | guenther <guenther@openbsd.org> | 2011-04-02 17:04:35 +0000 |
| commit | bfb8af8fd908165924c3da75dcad45cbc5d95125 (patch) | |
| tree | 2ff87f12229de930c37445002878d332e70862ac /sys/kern/kern_fork.c | |
| parent | Constrain the buffer cache to use only the dma reachable region of memory. (diff) | |
| download | wireguard-openbsd-bfb8af8fd908165924c3da75dcad45cbc5d95125.tar.xz wireguard-openbsd-bfb8af8fd908165924c3da75dcad45cbc5d95125.zip | |
Move P_SUGID and P_SUGIDEXEC from struct proc to struct process, so
that you can't evade the checks by doing the dirty work in an rthread
ok blambert@, deraadt@
Diffstat (limited to 'sys/kern/kern_fork.c')
| -rw-r--r-- | sys/kern/kern_fork.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/kern/kern_fork.c b/sys/kern/kern_fork.c index d3f98721754..8707f472ac1 100644 --- a/sys/kern/kern_fork.c +++ b/sys/kern/kern_fork.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kern_fork.c,v 1.123 2010/10/31 00:03:44 guenther Exp $ */ +/* $OpenBSD: kern_fork.c,v 1.124 2011/04/02 17:04:35 guenther Exp $ */ /* $NetBSD: kern_fork.c,v 1.29 1996/02/09 18:59:34 christos Exp $ */ /* @@ -184,6 +184,7 @@ process_new(struct proc *newproc, struct proc *parentproc) crhold(parent->ps_cred->pc_ucred); pr->ps_limit->p_refcnt++; + pr->ps_flags = parent->ps_flags & (PS_SUGID | PS_SUGIDEXEC); if (parent->ps_session->s_ttyvp != NULL && parent->ps_flags & PS_CONTROLT) atomic_setbits_int(&pr->ps_flags, PS_CONTROLT); @@ -303,7 +304,6 @@ fork1(struct proc *p1, int exitsig, int flags, void *stack, size_t stacksize, */ if (p1->p_flag & P_PROFIL) startprofclock(p2); - atomic_setbits_int(&p2->p_flag, p1->p_flag & (P_SUGID | P_SUGIDEXEC)); if (flags & FORK_PTRACE) atomic_setbits_int(&p2->p_flag, p1->p_flag & P_TRACED); |