CVE-2015-8025

Publication date 29 October 2015

Last updated 24 July 2024

Ubuntu priority

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.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
xscreensaver	16.04 LTS xenial	Not affected
	15.10 wily	Ignored end of life
	15.04 vivid	Ignored end of life
	14.04 LTS trusty	Fixed 5.15-3+deb7u1ubuntu0.1
	12.04 LTS precise	Fixed 5.15-2ubuntu1.1

How can I get the fixes?
What do statuses mean?
Patch details

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
xscreensaver	Vendor: http://pkgs.fedoraproject.org/cgit/xscreensaver.git/plain/xscreensaver-5.33-0002-Modify-sigchld_hander-in_signal_hander_p-mechanism.patch?id

References

MITRE
NVD
Launchpad
Debian

Related Ubuntu Security Notices (USN)

USN-2789-1
XScreenSaver vulnerability
3 November 2015

Other references

https://www.jwz.org/blog/2015/10/xscreensaver-5-34/
https://www.cve.org/CVERecord?id=CVE-2015-8025