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USN-3284-1: OpenVPN vulnerabilities

11 May 2017

Several security issues were fixed in OpenVPN.

Releases

Packages

  • openvpn - virtual private network software

Details

It was discovered that OpenVPN improperly triggered an assert when
receiving an oversized control packet in some situations. A remote
attacker could use this to cause a denial of service (server or client
crash). (CVE-2017-7478)

It was discovered that OpenVPN improperly triggered an assert when packet
ids rolled over. An authenticated remote attacker could use this to cause a
denial of service (application crash). (CVE-2017-7479)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 17.04

In general, a standard system update will make all the necessary changes.

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