Debian: DSA-3438-1: xscreensaver security update

Date 10 Jan 2016

Category Debian Linux Distribution - Security Advisories

147

Posted By LinuxSecurity Advisories

It was discovered that unplugging one of the monitors in a multi-monitor setup can cause xscreensaver to crash. Someone with physical access to a machine could use this problem to bypass a locked session.


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Debian Security Advisory DSA-3438-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
https://www.debian.org/security/                          Michael Gilbert
January 09, 2016                      https://www.debian.org/security/faq
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Package        : xscreensaver
CVE ID         : CVE-2015-8025
Debian Bug     : 802914

It was discovered that unplugging one of the monitors in a multi-monitor
setup can cause xscreensaver to crash.  Someone with physical access to
a machine could use this problem to bypass a locked session.

For the oldstable distribution (wheezy), this problem has been fixed
in version 5.15-3+deb7u1.

For the stable distribution (jessie), this problem has been fixed in
version 5.30-1+deb8u1.

For the testing (stretch) and unstable (sid) distributions, this problem
has been fixed in version 5.34-1.

We recommend that you upgrade your xscreensaver packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

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