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| author | dg <dg@FreeBSD.org> | 1994-03-17 22:21:02 +0000 |
|---|---|---|
| committer | dg <dg@FreeBSD.org> | 1994-03-17 22:21:02 +0000 |
| commit | 416517b5ace16b56dfb7f0d2851579be17be1893 (patch) | |
| tree | fdc1c52578bc0f9887028df7aaa9336f73b4492c /sys/kern/imgact_aout.c | |
| parent | 31c91e4def5f46701df2c439358599b3cfac1021 (diff) | |
| download | FreeBSD-src-416517b5ace16b56dfb7f0d2851579be17be1893.zip FreeBSD-src-416517b5ace16b56dfb7f0d2851579be17be1893.tar.gz | |
Increased maximum protection for data segment to VM_PROT_ALL because
some (lisp) programs try to execute code out of it.
Diffstat (limited to 'sys/kern/imgact_aout.c')
| -rw-r--r-- | sys/kern/imgact_aout.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/sys/kern/imgact_aout.c b/sys/kern/imgact_aout.c index 5c191a1..5d69e09 100644 --- a/sys/kern/imgact_aout.c +++ b/sys/kern/imgact_aout.c @@ -28,7 +28,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: imgact_aout.c,v 1.2 1993/12/20 19:31:14 wollman Exp $ + * $Id: imgact_aout.c,v 1.3 1993/12/30 01:39:29 davidg Exp $ */ #include "param.h" @@ -151,9 +151,7 @@ exec_aout_imgact(iparams) &vmaddr, a_out->a_data, VM_PROT_READ | VM_PROT_WRITE | (a_out->a_text ? 0 : VM_PROT_EXECUTE), - VM_PROT_READ | VM_PROT_WRITE | (a_out->a_text ? 0 : VM_PROT_EXECUTE), - MAP_FILE | MAP_PRIVATE | MAP_FIXED, - iparams->vnodep, + VM_PROT_ALL, MAP_FILE | MAP_PRIVATE | MAP_FIXED, iparams->vnodep, file_offset + a_out->a_text); if (error) return (error); |
