fs: Enable link security restrictions by default
authorBen Hutchings <ben@decadent.org.uk>
Fri, 2 Nov 2012 05:32:06 +0000 (05:32 +0000)
committerSalvatore Bonaccorso <carnil@debian.org>
Mon, 18 Apr 2022 12:36:36 +0000 (13:36 +0100)
Bug-Debian: https://bugs.debian.org/609455
Forwarded: not-needed

This reverts commit 561ec64ae67ef25cac8d72bb9c4bfc955edfd415
('VFS: don't do protected {sym,hard}links by default').

Gbp-Pq: Topic debian
Gbp-Pq: Name fs-enable-link-security-restrictions-by-default.patch

fs/namei.c

index 3f1829b3ab5b7cda8e2a48071efd6ac23cff4bac..ade014e40b02c7d3e4ecf9d4826eb62c68c19818 100644 (file)
@@ -1020,8 +1020,8 @@ static inline void put_link(struct nameidata *nd)
                path_put(&last->link);
 }
 
-static int sysctl_protected_symlinks __read_mostly;
-static int sysctl_protected_hardlinks __read_mostly;
+static int sysctl_protected_symlinks __read_mostly = 1;
+static int sysctl_protected_hardlinks __read_mostly = 1;
 static int sysctl_protected_fifos __read_mostly;
 static int sysctl_protected_regular __read_mostly;