Linux Security
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    Debian: DSA-3438-1: xscreensaver security update

    Date 10 Jan 2016
    180
    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.
    
    - -------------------------------------------------------------------------
    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
    - -------------------------------------------------------------------------
    
    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/
    
    Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it.
    

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