lsblk: fix heap-use-after-free

Addresses: #787 Signed-off-by: Karel Zak <kzak@redhat.com>
util-linux · May 6, 2019 · f6f8a67 · f6f8a67
1 parent 281a2f3
commit f6f8a67
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/misc-utils/lsblk.c b/misc-utils/lsblk.c
@@ -1560,6 +1560,7 @@ static int process_all_devices(struct lsblk_devtree *tr)
 		if (is_maj_excluded(dev->maj) || !is_maj_included(dev->maj)) {
 			DBG(DEV, ul_debug(" %s: ignore (by filter)", d->d_name));
 			lsblk_devtree_remove_device(tr, dev);
+			dev = NULL;
 			goto next;
 		}