Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 524
Alerts This Week
Warning Icon 1 524

Fedora 24: Security Advisory for libXdmcp Critical Session Key Issue

fedora
Calendar Grey March 5, 2017
Scroller Fedora
Important security patch for Fedora 24's libXdmcp resolves low session key randomness. Update immediately.
Security fix for CVE-2017-2625

Summary

X Display Manager Control Protocol library.

Update Information:

Security fix for CVE-2017-2625

Topics%20covered

Topics Covered

security advisory fedora critical session key libxdmcp entropic weakness

Change Log

References


[ 1 ] Bug #1427716 - CVE-2017-2625 libXdmcp: weak entropy usage for session keys [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=1427716

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade libXdmcp' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html

Severity
critical
Lowest
Low
Medium
High
Critical

Name: libXdmcp
Product: Fedora 24
Version: 1.1.2
Release: 5.fc24
URL: https://www.x.org/wiki/
Summary: X Display Manager Control Protocol library

Topics%20covered

Topics Covered

security advisory fedora critical session key libxdmcp entropic weakness

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.