In the paranoid case of sysctl kernel.kptr_restrict=2, mask the kernel
virtual addresses in /proc/vmallocinfo too.
Reported-by: Brad Spengler <spen...@grsecurity.net>
Signed-off-by: Kees Cook <keesc...@chromium.org>
---
mm/vmalloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 2bb90b1..9c871db 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -2572,7 +2572,7 @@ static int s_show(struct seq_file *m, void *p)
{
struct vm_struct *v = p;
- seq_printf(m, "0x%p-0x%p %7ld",
+ seq_printf(m, "0x%pK-0x%pK %7ld",
v->addr, v->addr + v->size, v->size);
if (v->caller)
--
1.7.9.5
--
Kees Cook
Chrome OS Security
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