USN-2624-1: OpenSSL update

Published Jun 1, 2015
·
Updated

As a security improvement, this update removes the export cipher suites from the default cipher list to prevent their use in possible downgrade attacks.

Affected Software

8 affected componentsFixes available
All of the following
ubuntu/libssl1.0.0<1.0.1f-1ubuntu11.1
1.0.1f-1ubuntu11.1
Ubuntu Ubuntu=15.04
All of the following
ubuntu/libssl1.0.0<1.0.1f-1ubuntu9.5
1.0.1f-1ubuntu9.5
Ubuntu Ubuntu=14.10
All of the following
ubuntu/libssl1.0.0<1.0.1f-1ubuntu2.12
1.0.1f-1ubuntu2.12
Ubuntu Ubuntu=14.04
All of the following
ubuntu/libssl1.0.0<1.0.1-4ubuntu5.28
1.0.1-4ubuntu5.28
Ubuntu Ubuntu=12.04

Event History

Jun 1, 2015
Advisory Published
via Ubuntu·12:00 AM

Frequently Asked Questions

1

What is the purpose of the USN-2624-1 update?

The update removes the export cipher suites from the default cipher list to prevent their use in possible downgrade attacks.

2

Which versions of libssl1.0.0 are affected by USN-2624-1?

Versions 1.0.1f-1ubuntu11.1, 1.0.1f-1ubuntu9.5, 1.0.1f-1ubuntu2.12, and 1.0.1-4ubuntu5.28 are affected.

3

How can I fix the vulnerability in libssl1.0.0?

Update libssl1.0.0 to version 1.0.1f-1ubuntu11.1, 1.0.1f-1ubuntu9.5, 1.0.1f-1ubuntu2.12, or 1.0.1-4ubuntu5.28 as per your system's version.

4

Where can I find more information about USN-2624-1?

You can find more information about USN-2624-1 at the following references: [link1](https://launchpad.net/bugs/1460735), [link2](https://launchpad.net/ubuntu/+source/openssl/1.0.1f-1ubuntu11.1), [link3](https://launchpad.net/ubuntu/+source/openssl/1.0.1f-1ubuntu9.5).

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