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>
Wed, 24 Jun 2020 18:56:57 +0000 (19:56 +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 a320371899cf9a9fab82d0f3de7272f03414f820..26ab1117efcbffbda50e6594036128f32370a0cc 100644 (file)
@@ -918,8 +918,8 @@ static inline void put_link(struct nameidata *nd)
                path_put(&last->link);
 }
 
-int sysctl_protected_symlinks __read_mostly = 0;
-int sysctl_protected_hardlinks __read_mostly = 0;
+int sysctl_protected_symlinks __read_mostly = 1;
+int sysctl_protected_hardlinks __read_mostly = 1;
 int sysctl_protected_fifos __read_mostly;
 int sysctl_protected_regular __read_mostly;