Security update for memcached

Announcement ID: SUSE-SU-2026:22022-1
Release Date: 2026-06-02T13:56:05Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-47783 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2026-47783 ( NVD ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2026-47784 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2026-47784 ( NVD ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise Server 16.0
  • SUSE Linux Enterprise Server for SAP applications 16.0

An update that solves two vulnerabilities can now be installed.

Description:

This update for memcached fixes the following issues

  • CVE-2026-47783: timing side-channel in SASL password database authentication (username) (bsc#1265873).
  • CVE-2026-47784: timing side-channel in SASL password database authentication (password) (bsc#1265881).

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 Server 16.0
    zypper in -t patch SUSE-SLES-16.0-877=1
  • SUSE Linux Enterprise Server for SAP applications 16.0
    zypper in -t patch SUSE-SLES-16.0-877=1

Package List:

  • SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    • memcached-debugsource-1.6.38-160000.3.1
    • memcached-devel-1.6.38-160000.3.1
    • memcached-1.6.38-160000.3.1
    • memcached-debuginfo-1.6.38-160000.3.1
  • SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    • memcached-debugsource-1.6.38-160000.3.1
    • memcached-devel-1.6.38-160000.3.1
    • memcached-1.6.38-160000.3.1
    • memcached-debuginfo-1.6.38-160000.3.1

References: