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[ GLSA 201412-41 ] OpenVPN: Denial of Service
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Joined: 12 May 2004
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PostPosted: Fri Dec 26, 2014 6:26 pm    Post subject: [ GLSA 201412-41 ] OpenVPN: Denial of Service Reply with quote

Gentoo Linux Security Advisory

Title: OpenVPN: Denial of Service (GLSA 201412-41)
Severity: normal
Exploitable: remote
Date: December 26, 2014
Bug(s): #531308
ID: 201412-41

Synopsis

A vulnerability in OpenVPN could lead to Denial of Service.

Background

OpenVPN is a multi-platform, full-featured SSL VPN solution.

Affected Packages

Package: net-misc/openvpn
Vulnerable: < 2.3.6
Unaffected: >= 2.3.6
Architectures: All supported architectures


Description

OpenVPN does not properly handle control channel packets that are too
small.


Impact

A remote authenticated attacker could send a specially crafted control
channel packet, possibly resulting in a Denial of Service condition.


Workaround

There is no known workaround at this time.

Resolution

All OpenVPN users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=net-misc/openvpn-2.3.6"
   


References

CVE-2014-8104
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