Security update for libnettle

SUSE Security Update: Security update for libnettle
Announcement ID: SUSE-SU-2017:1481-1
Rating: moderate
References: #991464
Affected Products:
  • SUSE Linux Enterprise Software Development Kit 12-SP2
  • SUSE Linux Enterprise Server for Raspberry Pi 12-SP2
  • SUSE Linux Enterprise Server 12-SP2
  • SUSE Linux Enterprise Desktop 12-SP2
    		•

    An update that fixes one vulnerability is now available.

    Description:

    This update for libnettle fixes the following issues:

    - CVE-2016-6489:
    * Reject invalid RSA keys with even modulo.
    * Check for invalid keys, with even p, in dsa_sign().
    * Use function mpz_powm_sec() instead of mpz_powm() (bsc#991464).

    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 Software Development Kit 12-SP2:
      zypper in -t patch SUSE-SLE-SDK-12-SP2-2017-910=1
    • SUSE Linux Enterprise Server for Raspberry Pi 12-SP2:
      zypper in -t patch SUSE-SLE-RPI-12-SP2-2017-910=1
    • SUSE Linux Enterprise Server 12-SP2:
      zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-910=1
    • SUSE Linux Enterprise Desktop 12-SP2:
      zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-910=1

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

    Package List:

    • SUSE Linux Enterprise Software Development Kit 12-SP2 (aarch64 ppc64le s390x x86_64):
      • libnettle-debugsource-2.7.1-12.1
      • libnettle-devel-2.7.1-12.1
    • SUSE Linux Enterprise Server for Raspberry Pi 12-SP2 (aarch64):
      • libhogweed2-2.7.1-12.1
      • libhogweed2-debuginfo-2.7.1-12.1
      • libnettle-debugsource-2.7.1-12.1
      • libnettle4-2.7.1-12.1
      • libnettle4-debuginfo-2.7.1-12.1
    • SUSE Linux Enterprise Server 12-SP2 (aarch64 ppc64le x86_64):
      • libhogweed2-2.7.1-12.1
      • libhogweed2-debuginfo-2.7.1-12.1
      • libnettle-debugsource-2.7.1-12.1
      • libnettle4-2.7.1-12.1
      • libnettle4-debuginfo-2.7.1-12.1
    • SUSE Linux Enterprise Server 12-SP2 (x86_64):
      • libhogweed2-32bit-2.7.1-12.1
      • libhogweed2-debuginfo-32bit-2.7.1-12.1
      • libnettle4-32bit-2.7.1-12.1
      • libnettle4-debuginfo-32bit-2.7.1-12.1
    • SUSE Linux Enterprise Desktop 12-SP2 (x86_64):
      • libhogweed2-2.7.1-12.1
      • libhogweed2-32bit-2.7.1-12.1
      • libhogweed2-debuginfo-2.7.1-12.1
      • libhogweed2-debuginfo-32bit-2.7.1-12.1
      • libnettle-debugsource-2.7.1-12.1
      • libnettle4-2.7.1-12.1
      • libnettle4-32bit-2.7.1-12.1
      • libnettle4-debuginfo-2.7.1-12.1
      • libnettle4-debuginfo-32bit-2.7.1-12.1

    References: