Security update for OpenSSL

SUSE Security Update: Security update for OpenSSL
Announcement ID: SUSE-SU-2015:1183-2
Rating: important
References: #929678 #931698 #934489 #934491
Affected Products:
  • SUSE Linux Enterprise Server 10 SP4 LTSS
  • SUSE Linux Enterprise Desktop 11 SP3
  • SLES for SAP Applications

  • An update that solves three vulnerabilities and has one errata is now available.

    Description:

    OpenSSL was updated to fix several security issues.

    • CVE-2015-4000: The Logjam Attack ( weakdh.org ) has been addressed by rejecting connections with DH parameters shorter than 1024 bits. We now also generate 2048-bit DH parameters by default.
    • CVE-2015-1789: An out-of-bounds read in X509_cmp_time was fixed.
    • CVE-2015-1790: A PKCS7 decoder crash with missing EnvelopedContent was fixed.
    • fixed a timing side channel in RSA decryption (bnc#929678)

    Additional changes:

    • In the default SSL cipher string EXPORT ciphers are now disabled. This will only get active if applications get rebuilt and actually use this string. (bnc#931698)

    Security Issues:

    Patch Instructions:

    To install this SUSE Security Update use YaST online_update.
    Alternatively you can run the command listed for your product:

    • SUSE Linux Enterprise Desktop 11 SP3:
      zypper in -t patch sledsp3-compat-openssl097g=10790
    • SLES for SAP Applications:
      zypper in -t patch slesappsp3-compat-openssl097g=10790

    To bring your system up-to-date, use "zypper patch".

    Package List:

    • SUSE Linux Enterprise Server 10 SP4 LTSS (i586 s390x x86_64):
      • compat-openssl097g-0.9.7g-13.31.1
    • SUSE Linux Enterprise Server 10 SP4 LTSS (s390x x86_64):
      • compat-openssl097g-32bit-0.9.7g-13.31.1
    • SUSE Linux Enterprise Desktop 11 SP3 (i586 x86_64):
      • compat-openssl097g-0.9.7g-146.22.31.1
    • SUSE Linux Enterprise Desktop 11 SP3 (x86_64):
      • compat-openssl097g-32bit-0.9.7g-146.22.31.1
    • SLES for SAP Applications (x86_64):
      • compat-openssl097g-0.9.7g-146.22.31.1
      • compat-openssl097g-32bit-0.9.7g-146.22.31.1

    References: