2016-05-03 - OpenSSL Vulnerabilities (ANS.1 encoder)
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*May 3, 2016* OpenSSL announced the following security advisories:  https://www.openssl.org/news/secadv/20160503.txt

Advisory CVEs
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* CVE-2016-2108 - **Memory corruption in the ASN.1 encoder** (Severity:High)

  This issue affects all OpenSSL version prior to April 2015

  OpenSSL 1.0.2 users should upgrade to 1.0.2c
  OpenSSL 1.0.1 users should upgrade to 1.0.1o

* CVE-2016-2107 - **Padding oracle in AES-NI CBC MAC check** (Severity: High)

  This issue was introduced as part of the fix for Lucky 13 padding attack (CVE-2013-0169)

  OpenSSL 1.0.2 users should upgrade to 1.0.2h
  OpenSSL 1.0.1 users should upgrade to 1.0.1t

* CVE-2016-2105 - **EVP_EncodeUpdate overflow** (Severity:Low)

  OpenSSL 1.0.2 users should upgrade to 1.0.2h
  OpenSSL 1.0.1 users should upgrade to 1.0.1t

* CVE-2016-2106 - **EVP_EncryptUpdate overflow** (Severity:Low)

  OpenSSL 1.0.2 users should upgrade to 1.0.2h
  OpenSSL 1.0.1 users should upgrade to 1.0.1t


* CVE-2016-2109 - **ASN.1 BIO excessive memory allocation** (Severity:Low)

  OpenSSL 1.0.2 users should upgrade to 1.0.2h
  OpenSSL 1.0.1 users should upgrade to 1.0.1t


* CVE-2016-2176 - **EBCDIC overread** (Severity:Low)

  OpenSSL 1.0.2 users should upgrade to 1.0.2h
  OpenSSL 1.0.1 users should upgrade to 1.0.1t


Action
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xCAT uses OpenSSL for client-server communication but **does not** ship it.

It is recommended to keep your OpenSSL levels up-to-date with the indicated versions in the security bulletins to prevent any potential security threats.

