Page MenuHomeFreeBSD
Files F162635357

D55341.diff
No OneTemporary
Actions

D55341.diff
View Options

diff --git a/sys/kern/kern_procctl.c b/sys/kern/kern_procctl.c
--- a/sys/kern/kern_procctl.c
+++ b/sys/kern/kern_procctl.c
@@ -267,7 +267,11 @@
error = cr_cansignal(w->cr, w->target, w->rk->rk_sig);
if (error != 0) {
- if (*w->error == ESRCH) {
+ /*
+ * Hide ESRCH errors to ensure that this function
+ * cannot be used as an oracle for process visibility.
+ */
+ if (error != ESRCH && *w->error == 0) {
w->rk->rk_fpid = w->target->p_pid;
*w->error = error;
}

File Metadata

Mime Type
text/plain
Expires
Thu, Jul 16, 7:08 AM (6 h, 55 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
35128570
Default Alt Text
D55341.diff (487 B)

Event Timeline