Security update for openssl-1_0_0

Announcement ID: SUSE-SU-2018:4001-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2018-0734 ( SUSE ): 5.9 CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
  • CVE-2018-0734 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2018-0734 ( NVD ): 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2018-5407 ( SUSE ): 4.8 CVSS:3.0/AV:P/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
  • CVE-2018-5407 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
  • CVE-2018-5407 ( NVD ): 4.7 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Products:
  • Legacy Module 15
  • SUSE Linux Enterprise High Performance Computing 15
  • SUSE Linux Enterprise Server 15
  • SUSE Linux Enterprise Server for SAP Applications 15

An update that solves two vulnerabilities and has three security fixes can now be installed.

Description:

This update for openssl-1_0_0 fixes the following issues:

Security issues fixed:

  • CVE-2018-0734: Fixed timing vulnerability in DSA signature generation (bsc#1113652).
  • CVE-2018-5407: Added elliptic curve scalar multiplication timing attack defenses that fixes "PortSmash" (bsc#1113534).

Non-security issues fixed:

  • Added missing timing side channel patch for DSA signature generation (bsc#1113742).
  • Set TLS version to 0 in msg_callback for record messages to avoid confusing applications (bsc#1100078).
  • Fixed infinite loop in DSA generation with incorrect parameters (bsc#1112209)

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:

  • Legacy Module 15
    zypper in -t patch SUSE-SLE-Module-Legacy-15-2018-2862=1

Package List:

  • Legacy Module 15 (aarch64 ppc64le s390x x86_64)
    • libopenssl-1_0_0-devel-1.0.2p-3.11.1
    • openssl-1_0_0-1.0.2p-3.11.1
    • openssl-1_0_0-debuginfo-1.0.2p-3.11.1
    • openssl-1_0_0-debugsource-1.0.2p-3.11.1
    • libopenssl1_0_0-1.0.2p-3.11.1
    • libopenssl1_0_0-debuginfo-1.0.2p-3.11.1

References: