[USN-3907-1] WALinuxAgent vulnerability


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From: Marc Deslauriers
Reply-To: Ubuntu Security
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID:
Subject: [USN-3907-1] WALinuxAgent vulnerability

–pyLMnhulue7mvPmimCTTqL40rn4CpqyQl

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Ubuntu Security Notice USN-3907-1
March 12, 2019

walinuxagent vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 18.10
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS

Summary:

WALinuxAgent could be made to expose sensitive information.

Software Description:
– walinuxagent: Windows Azure Linux Agent

Details:

It was discovered that WALinuxAgent created swap files with incorrect
permissions. A local attacker could possibly use this issue to obtain
sensitive information from the swap file.

Update instructions:

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

Ubuntu 18.10:
walinuxagent 2.2.32-0ubuntu1~18.10.2

Ubuntu 18.04 LTS:
walinuxagent 2.2.32-0ubuntu1~18.04.2

Ubuntu 16.04 LTS:
walinuxagent 2.2.32-0ubuntu1~16.04.2

Ubuntu 14.04 LTS:
walinuxagent 2.2.32-0ubuntu1~14.04.2

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

References:
https://usn.ubuntu.com/usn/usn-3907-1
CVE-2019-0804

Package Information:
https://launchpad.net/ubuntu/+source/walinuxagent/2.2.32-0ubuntu1~18.10=
=2E2
https://launchpad.net/ubuntu/+source/walinuxagent/2.2.32-0ubuntu1~18.04=
=2E2
https://launchpad.net/ubuntu/+source/walinuxagent/2.2.32-0ubuntu1~16.04=
=2E2
https://launchpad.net/ubuntu/+source/walinuxagent/2.2.32-0ubuntu1~14.04=
=2E2

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