Security update for libgcrypt

Announcement ID: SUSE-SU-2018:1993-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2018-0495 ( SUSE ): 5.1 CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2018-0495 ( NVD ): 4.7 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Products:
  • Basesystem Module 15
  • SUSE Linux Enterprise Desktop 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 one vulnerability can now be installed.

Description:

This update for libgcrypt fixes the following issue:

The following security issue was fixed:

  • CVE-2018-0495: Fixed a novel side-channel attack, by enabling blinding for ECDSA signatures (bsc#1097410)

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:

  • Basesystem Module 15
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-2018-1347=1

Package List:

  • Basesystem Module 15 (aarch64 ppc64le s390x x86_64)
    • libgcrypt-devel-debuginfo-1.8.2-6.3.1
    • libgcrypt20-hmac-1.8.2-6.3.1
    • libgcrypt-devel-1.8.2-6.3.1
    • libgcrypt20-1.8.2-6.3.1
    • libgcrypt20-debuginfo-1.8.2-6.3.1
    • libgcrypt-debugsource-1.8.2-6.3.1
  • Basesystem Module 15 (x86_64)
    • libgcrypt20-32bit-debuginfo-1.8.2-6.3.1
    • libgcrypt20-32bit-1.8.2-6.3.1
    • libgcrypt20-hmac-32bit-1.8.2-6.3.1

References: