diff --git a/mm/kfence/core.c b/mm/kfence/core.c
index 04195cb85e52..c8069ef7e41d 100644
--- a/mm/kfence/core.c
+++ b/mm/kfence/core.c
@@ -373,6 +373,7 @@ static void kfence_guarded_free(void *addr, struct kfence_metadata *meta, bool z
 
 	/* Restore page protection if there was an OOB access. */
 	if (meta->unprotected_page) {
+		memzero_explicit((void *)ALIGN_DOWN(meta->unprotected_page, PAGE_SIZE), PAGE_SIZE);
 		kfence_protect(meta->unprotected_page);
 		meta->unprotected_page = 0;
 	}