Description
driver/subprocs.c in XScreenSaver before 5.34 does not properly perform an internal consistency check, which allows physically proximate attackers to bypass the lock screen by hot swapping monitors.
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
- https://www.jwz.org/blog/2015/10/xscreensaver-5-34/ ↗
- http://www.securitytracker.com/id/1034052 ↗
- http://lists.opensuse.org/opensuse-updates/2015-11/msg00102.html ↗
- http://www.debian.org/security/2016/dsa-3438 ↗
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html ↗
- http://www.openwall.com/lists/oss-security/2015/10/24/2 ↗
- http://www.openwall.com/lists/oss-security/2015/10/25/1 ↗
- http://www.openwall.com/lists/oss-security/2015/10/29/12 ↗
- https://twitter.com/Thaolia/status/656823859304398848 ↗
- http://www.ubuntu.com/usn/USN-2789-1 ↗