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Sicherheit: Denial of Service in OpenVPN
Aktuelle Meldungen Distributionen
Name: Denial of Service in OpenVPN
ID: SUSE-SU-2017:1642-1
Distribution: SUSE
Plattformen: SUSE Linux Enterprise Server 11-SP4, SUSE Linux Enterprise Debuginfo 11-SP3, SUSE Linux Enterprise Debuginfo 11-SP4, SUSE Linux Enterprise Server 11-SP3-LTSS, SUSE Linux Enterprise Point of Sale 11-SP3
Datum: Mi, 21. Juni 2017, 18:37
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7508

Originalnachricht

   SUSE Security Update: Security update for openvpn
______________________________________________________________________________

Announcement ID: SUSE-SU-2017:1642-1
Rating: important
References: #1044947
Cross-References: CVE-2017-7508
Affected Products:
SUSE Linux Enterprise Server 11-SP4
SUSE Linux Enterprise Server 11-SP3-LTSS
SUSE Linux Enterprise Point of Sale 11-SP3
SUSE Linux Enterprise Debuginfo 11-SP4
SUSE Linux Enterprise Debuginfo 11-SP3
______________________________________________________________________________

An update that fixes one vulnerability is now available.

Description:

This update for openvpn fixes the following issues:

- It was possible to trigger an assertion by sending a malformed IPv6
packet. That issue could have been abused to remotely shutdown an
openvpn server or client, if IPv6 and --mssfix were enabled and if the
IPv6 networks used inside the VPN were known. [bsc#1044947,
CVE-2017-7508]


Patch Instructions:

To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product:

- SUSE Linux Enterprise Server 11-SP4:

zypper in -t patch slessp4-openvpn-13166=1

- SUSE Linux Enterprise Server 11-SP3-LTSS:

zypper in -t patch slessp3-openvpn-13166=1

- SUSE Linux Enterprise Point of Sale 11-SP3:

zypper in -t patch sleposp3-openvpn-13166=1

- SUSE Linux Enterprise Debuginfo 11-SP4:

zypper in -t patch dbgsp4-openvpn-13166=1

- SUSE Linux Enterprise Debuginfo 11-SP3:

zypper in -t patch dbgsp3-openvpn-13166=1

To bring your system up-to-date, use "zypper patch".


Package List:

- SUSE Linux Enterprise Server 11-SP4 (i586 ia64 ppc64 s390x x86_64):

openvpn-2.0.9-143.46.1
openvpn-auth-pam-plugin-2.0.9-143.46.1

- SUSE Linux Enterprise Server 11-SP3-LTSS (i586 s390x x86_64):

openvpn-2.0.9-143.46.1
openvpn-auth-pam-plugin-2.0.9-143.46.1

- SUSE Linux Enterprise Point of Sale 11-SP3 (i586):

openvpn-2.0.9-143.46.1
openvpn-auth-pam-plugin-2.0.9-143.46.1

- SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ia64 ppc64 s390x x86_64):

openvpn-debuginfo-2.0.9-143.46.1
openvpn-debugsource-2.0.9-143.46.1

- SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):

openvpn-debuginfo-2.0.9-143.46.1
openvpn-debugsource-2.0.9-143.46.1


References:

https://www.suse.com/security/cve/CVE-2017-7508.html
https://bugzilla.suse.com/1044947

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