diff options
| author | Theo de Raadt <deraadt@cvs.openbsd.org> | 2016-06-21 15:25:39 +0000 |
|---|---|---|
| committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 2016-06-21 15:25:39 +0000 |
| commit | 4f908dbab81e31a5ed85d33cfc5f13efa43a042f (patch) | |
| tree | c2120b73bc474bea02b95aa6027a5a7e6f3f9163 /libexec/ld.so/alpha | |
| parent | 7e69dbfca45ff61a2865b4132a3ba615e1291693 (diff) | |
When handling DT_TEXTREL only set the mapping to READ+WRITE, ignore
possible EXEC permission for the section, because the proper permission
is set late, and there are no thread concerns here. Avoids W^X issues
in oddball cases.
ok guenther kettenis
Diffstat (limited to 'libexec/ld.so/alpha')
| -rw-r--r-- | libexec/ld.so/alpha/rtld_machine.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libexec/ld.so/alpha/rtld_machine.c b/libexec/ld.so/alpha/rtld_machine.c index b1fb74edb43..4a3fc307faf 100644 --- a/libexec/ld.so/alpha/rtld_machine.c +++ b/libexec/ld.so/alpha/rtld_machine.c @@ -1,4 +1,4 @@ -/* $OpenBSD: rtld_machine.c,v 1.58 2016/03/20 02:29:51 guenther Exp $ */ +/* $OpenBSD: rtld_machine.c,v 1.59 2016/06/21 15:25:36 deraadt Exp $ */ /* * Copyright (c) 1999 Dale Rahn @@ -83,7 +83,7 @@ _dl_md_reloc(elf_object_t *object, int rel, int relasz) for (llist = object->load_list; llist != NULL; llist = llist->next) { if (!(llist->prot & PROT_WRITE)) { _dl_mprotect(llist->start, llist->size, - llist->prot|PROT_WRITE); + PROT_READ | PROT_WRITE); } } } |