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Ubuntu Security Notice USN-2232-4

Ubuntu Security Notice USN-2232-4
Posted Aug 18, 2014
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2232-4 - USN-2232-1 fixed vulnerabilities in OpenSSL. One of the patch backports for Ubuntu 10.04 LTS caused a regression for certain applications. This update fixes the problem.

tags | advisory, vulnerability
systems | linux, ubuntu
advisories | CVE-2014-0195, CVE-2014-0221, CVE-2014-0224, CVE-2014-3470
SHA-256 | 67e0e8644e9b976275e227eeae25d58569e1a29be71eb344aa1092fdbe47be4d

Ubuntu Security Notice USN-2232-4

Change Mirror Download
============================================================================
Ubuntu Security Notice USN-2232-4
August 18, 2014

openssl vulnerabilities
============================================================================

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

- Ubuntu 10.04 LTS

Summary:

USN-2232-1 introduced a regression in OpenSSL.

Software Description:
- openssl: Secure Socket Layer (SSL) cryptographic library and tools

Details:

USN-2232-1 fixed vulnerabilities in OpenSSL. One of the patch backports for
Ubuntu 10.04 LTS caused a regression for certain applications. This update
fixes the problem.

We apologize for the inconvenience.

Original advisory details:

J=C3=BCri Aedla discovered that OpenSSL incorrectly handled invalid DTLS
fragments. A remote attacker could use this issue to cause OpenSSL to
crash, resulting in a denial of service, or possibly execute arbitrary
code. This issue only affected Ubuntu 12.04 LTS, Ubuntu 13.10, and
Ubuntu 14.04 LTS. (CVE-2014-0195)
Imre Rad discovered that OpenSSL incorrectly handled DTLS recursions. A
remote attacker could use this issue to cause OpenSSL to crash, resulting
in a denial of service. (CVE-2014-0221)
KIKUCHI Masashi discovered that OpenSSL incorrectly handled certain
handshakes. A remote attacker could use this flaw to perform a
man-in-the-middle attack and possibly decrypt and modify traffic.
(CVE-2014-0224)
Felix Gr=C3=B6bert and Ivan Fratri=C4=87 discovered that OpenSSL incorrectly handled
anonymous ECDH ciphersuites. A remote attacker could use this issue to
cause OpenSSL to crash, resulting in a denial of service. This issue only
affected Ubuntu 12.04 LTS, Ubuntu 13.10, and Ubuntu 14.04 LTS.
(CVE-2014-3470)

Update instructions:

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

Ubuntu 10.04 LTS:
libssl0.9.8 0.9.8k-7ubuntu8.21

After a standard system update you need to reboot your computer to make all
the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2232-4
http://www.ubuntu.com/usn/usn-2232-1
https://launchpad.net/bugs/1356843

Package Information:
https://launchpad.net/ubuntu/+source/openssl/0.9.8k-7ubuntu8.21
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