Security update for openCryptoki

Announcement ID: SUSE-SU-2026:21455-1
Release Date: 2026-04-27T12:00:49Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2026-23893 ( SUSE ): 6.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L
  • CVE-2026-23893 ( NVD ): 6.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L
  • CVE-2026-40253 ( SUSE ): 7.0 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
  • CVE-2026-40253 ( SUSE ): 6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
  • CVE-2026-40253 ( NVD ): 6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
  • CVE-2026-40253 ( NVD ): 6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Affected Products:
  • SUSE Linux Micro 6.1

An update that solves two vulnerabilities and has one fix can now be installed.

Description:

This update for openCryptoki fixes the following issues:

  • CVE-2026-23893: use of symlinks in group-writable token directories can lead to privilege escalation and data exposure (bsc#1257116).
  • CVE-2026-40253: malformed BER-encoded cryptographic objects can lead to information disclosure and denial of service (bsc#1262283).

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 Micro 6.1
    zypper in -t patch SUSE-SLE-Micro-6.1-511=1

Package List:

  • SUSE Linux Micro 6.1 (s390x)
    • openCryptoki-3.23.0-slfo.1.1_2.1
    • openCryptoki-debuginfo-3.23.0-slfo.1.1_2.1
    • openCryptoki-debugsource-3.23.0-slfo.1.1_2.1

References: