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authorMark Johnston <markj@FreeBSD.org>2023-01-16 15:53:59 +0000
committerMark Johnston <markj@FreeBSD.org>2023-01-16 16:27:54 +0000
commitb050ee6c97e7f5b6f1e3adec69775fa41afc948f (patch)
tree3f89c581724193286292975ebadbdaf15bd87c33
parent8a9495517b0ad54da9759a7ba2cc0b56f8e7c8f9 (diff)
downloadsrc-b050ee6c97e7f5b6f1e3adec69775fa41afc948f.tar.gz
src-b050ee6c97e7f5b6f1e3adec69775fa41afc948f.zip
vm_object: Fix a kernel memory disclosure via the vm_object list sysctl
Reported by: Chris J-D <chris@accessvector.net> MFC after: 1 week Sponsored by: The FreeBSD Foundation
-rw-r--r--sys/vm/vm_object.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/vm/vm_object.c b/sys/vm/vm_object.c
index afe1dcb8c25a..99b28d9460a3 100644
--- a/sys/vm/vm_object.c
+++ b/sys/vm/vm_object.c
@@ -2523,7 +2523,7 @@ vm_object_list_handler(struct sysctl_req *req, bool swap_only)
count * 11 / 10));
}
- kvo = malloc(sizeof(*kvo), M_TEMP, M_WAITOK);
+ kvo = malloc(sizeof(*kvo), M_TEMP, M_WAITOK | M_ZERO);
error = 0;
/*