Bug 1276355 - xscreensaver: Unplugging HDMI cable can cause lock bypass
Summary: xscreensaver: Unplugging HDMI cable can cause lock bypass
Keywords:
Status: CLOSED DUPLICATE of bug 1276592
Alias: None
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1274452 1276357 1276359 1276594
Blocks:
TreeView+ depends on / blocked
 
Reported: 2015-10-29 14:14 UTC by Adam Mariš
Modified: 2019-09-29 13:39 UTC (History)
4 users (show)

Fixed In Version: xscreensaver 5.34
Clone Of:
Environment:
Last Closed: 2015-10-30 09:27:53 UTC
Embargoed:

Attachments (Terms of Use)

Description Adam Mariš 2015-10-29 14:14:08 UTC 
In HDMI multi-screen setup, xscreensaver aborts when the external screen is plugged out, causing the unlocking of desktop on XFCE when asking for password.

Patch:

http://pkgs.fedoraproject.org/cgit/xscreensaver.git/diff/xscreensaver-5.33-0002-Modify-sigchld_hander-in_signal_hander_p-mechanism.patch?id=b57f59f3482fedf70ce7a3541094e2512290139f

CVE request (including steps to reproduce):

http://www.openwall.com/lists/oss-security/2015/10/24/2
Comment 1 Adam Mariš 2015-10-29 14:15:04 UTC 
Created xscreensaver tracking bugs for this issue:

Affects: fedora-all [bug 1276357]
Affects: epel-6 [bug 1276359]
Comment 2 Mamoru TASAKA 2015-10-29 22:45:14 UTC 
The original bug is bug 1274452 .
Comment 3 Mamoru TASAKA 2015-10-29 22:46:54 UTC 
http://www.openwall.com/lists/oss-security/2015/10/29/12
CVE-2015-8025 is now assigned.
Comment 4 Mamoru TASAKA 2015-10-30 09:27:53 UTC 
Merging...

*** This bug has been marked as a duplicate of bug 1276592 ***
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