Security update for libnettle

Announcement ID: SUSE-SU-2017:1481-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2016-6489 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2016-6489 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products:
  • SUSE Linux Enterprise Desktop 12 SP2
  • SUSE Linux Enterprise High Performance Computing 12 SP2
  • SUSE Linux Enterprise Server 12 SP2
  • SUSE Linux Enterprise Server for SAP Applications 12 SP2
  • SUSE Linux Enterprise Server for the Raspberry Pi 12-SP2
  • SUSE Linux Enterprise Software Development Kit 12 12-SP2

An update that solves one vulnerability can now be installed.

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 update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

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

Package List:

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

References: