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Date: Thu, 29 Oct 2015 13:05:50 -0400 (EDT)
From: cve-assign@...re.org
To: mtasaka@...oraproject.org
Cc: cve-assign@...re.org, oss-security@...ts.openwall.com
Subject: Re: CVE request: xscreensaver aborts when unpluging second monitor cable when asking password

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> https://bugzilla.redhat.com/show_bug.cgi?id=1274452
> https://twitter.com/Thaolia/status/656823859304398848
> http://pkgs.fedoraproject.org/cgit/xscreensaver.git/diff/xscreensaver-5.33-0002-Modify-sigchld_hander-in_signal_hander_p-mechanism.patch?id=b57f59f3482fedf70ce7a3541094e2512290139f
> https://www.jwz.org/blog/2015/10/xscreensaver-5-34/

> xscreensaver-5.33/driver/subprocs.c

>> The proximate cause was that an internal consistency check failed
>> because I meant to be checking "am I running on the signal stack?" but
>> I was checking "is the SIGCHLD signal currently inhibited?" instead.

Use CVE-2015-8025.

- -- 
CVE assignment team, MITRE CVE Numbering Authority
M/S M300
202 Burlington Road, Bedford, MA 01730 USA
[ PGP key available through http://cve.mitre.org/cve/request_id.html ]
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