Date: Thu, 15 Jul 2021 00:03:12 GMT From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 0bdb2cbf9d7c - main - procctl(PROC_ASLR_STATUS): fix vmspace leak Message-ID: <202107150003.16F03CFl039139@gitrepo.freebsd.org>
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The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=0bdb2cbf9d7c4366a0668b4563c8630538a50086 commit 0bdb2cbf9d7c4366a0668b4563c8630538a50086 Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2021-07-14 23:40:04 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2021-07-15 00:02:50 +0000 procctl(PROC_ASLR_STATUS): fix vmspace leak Reported by: jhb Sponsored by: The FreeBSD Foundation MFC after: 3 days --- sys/kern/kern_procctl.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/sys/kern/kern_procctl.c b/sys/kern/kern_procctl.c index 4eb226c6b1b3..68fa4bc0c3ac 100644 --- a/sys/kern/kern_procctl.c +++ b/sys/kern/kern_procctl.c @@ -530,8 +530,9 @@ aslr_status(struct thread *td, struct proc *p, int *data) _PHOLD(p); PROC_UNLOCK(p); vm = vmspace_acquire_ref(p); - if (vm != NULL && (vm->vm_map.flags & MAP_ASLR) != 0) { - d |= PROC_ASLR_ACTIVE; + if (vm != NULL) { + if ((vm->vm_map.flags & MAP_ASLR) != 0) + d |= PROC_ASLR_ACTIVE; vmspace_free(vm); } PROC_LOCK(p);
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