Security update for openssl-1_1

Announcement ID: SUSE-SU-2026:1386-1
Release Date: 2026-04-16T09:17:21Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-28387 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
  • CVE-2026-28388 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-28389 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  • CVE-2026-28389 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-28390 ( SUSE ): 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  • CVE-2026-28390 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-28390 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-31789 ( SUSE ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected Products:
  • Basesystem Module 15-SP7
  • Development Tools Module 15-SP7
  • Legacy Module 15-SP7
  • SUSE Linux Enterprise Desktop 15 SP7
  • SUSE Linux Enterprise Real Time 15 SP7
  • SUSE Linux Enterprise Server 15 SP7
  • SUSE Linux Enterprise Server for SAP Applications 15 SP7

An update that solves five vulnerabilities can now be installed.

Description:

This update for openssl-1_1 fixes the following issues:

  • CVE-2026-28387: Potential use-after-free in DANE client code (bsc#1260441).
  • CVE-2026-28388: NULL Pointer Dereference When Processing a Delta CRL (bsc#1260442).
  • CVE-2026-28389: Possible NULL dereference when processing CMS KeyAgreeRecipientInfo (bsc#1260443).
  • CVE-2026-28390: NULL pointer dereference during processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo (bsc#1261678).
  • CVE-2026-31789: Heap buffer overflow in hexadecimal conversion (bsc#1260444).

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-SP7
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1386=1
  • Development Tools Module 15-SP7
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP7-2026-1386=1
  • Legacy Module 15-SP7
    zypper in -t patch SUSE-SLE-Module-Legacy-15-SP7-2026-1386=1

Package List:

  • Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    • openssl-1_1-debugsource-1.1.1w-150700.11.16.1
    • libopenssl1_1-debuginfo-1.1.1w-150700.11.16.1
    • libopenssl1_1-1.1.1w-150700.11.16.1
    • openssl-1_1-debuginfo-1.1.1w-150700.11.16.1
  • Basesystem Module 15-SP7 (x86_64)
    • libopenssl1_1-32bit-1.1.1w-150700.11.16.1
    • libopenssl1_1-32bit-debuginfo-1.1.1w-150700.11.16.1
  • Development Tools Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    • libopenssl-1_1-devel-1.1.1w-150700.11.16.1
    • openssl-1_1-debugsource-1.1.1w-150700.11.16.1
    • openssl-1_1-debuginfo-1.1.1w-150700.11.16.1
  • Legacy Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    • openssl-1_1-debugsource-1.1.1w-150700.11.16.1
    • openssl-1_1-debuginfo-1.1.1w-150700.11.16.1
    • openssl-1_1-1.1.1w-150700.11.16.1

References: