SUSE alert openSUSE-SU-2026:21047-1 (libgcrypt)

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null@suse.de
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security-announce@lists.opensuse.org
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openSUSE-SU-2026:21047-1: low: Security update for libgcrypt
Date:
             
 
Tue, 30 Jun 2026 09:48:05 +0200
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<20260630074805.8B6C8FF4B@maintenance.suse.de>
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Article
openSUSE security update: security update for libgcrypt
-------------------------------------------------------------

Announcement ID: openSUSE-SU-2026:21047-1
Rating: low
References:

  * bsc#1262693



Cross-References:

  * CVE-2026-41990



CVSS scores:

  * CVE-2026-41990 ( SUSE ): 3.6 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L
  * CVE-2026-41990 ( SUSE ): 2 CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

Affected Products:

         openSUSE Leap 16.0

-------------------------------------------------------------

An update that solves one vulnerability and has one bug fix can now be installed.

Description:

This update for libgcrypt fixes the following issue

- CVE-2026-41990: lack of bound check can lead to mishandling of Dilithium signing (bsc#1262693).


Patch instructions:

   To install this openSUSE security update use the suse recommended installation methods
   like YaST online_update or "zypper patch".
   Alternatively you can run the command listed for your product:

- openSUSE Leap 16.0

   zypper in -t patch openSUSE-Leap-16.0-1060=1

Package List:

- openSUSE Leap 16.0:

  libgcrypt-devel-1.12.1-160000.2.1
  libgcrypt-devel-x86-64-v3-1.12.1-160000.2.1
  libgcrypt20-1.12.1-160000.2.1
  libgcrypt20-x86-64-v3-1.12.1-160000.2.1

References:

  * https://www.suse.com/security/cve/CVE-2026-41990.html