Description
fs/namespace.c in the Linux kernel before 4.0.2 does not properly support mount connectivity, which allows local users to read arbitrary files by leveraging user-namespace root access for deletion of a file or directory.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.openwall.com/lists/oss-security/2015/06/04/5 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1249442 ↗
- https://github.com/torvalds/linux/commit/e0c9c0afd2fc958ffa34b697972721d81df8a56f ↗
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.2 ↗
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e0c9c0afd2fc958ffa34b697972721d81df8a56f ↗