Security update for libgcrypt

Announcement ID: SUSE-SU-2025:02756-1
Release Date: 2025-08-12T08:23:11Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2024-2236 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2024-2236 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 12 SP5
  • SUSE Linux Enterprise Server 12 SP5
  • SUSE Linux Enterprise Server 12 SP5 LTSS
  • SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves one vulnerability can now be installed.

Description:

This update for libgcrypt fixes the following issues:

  • CVE-2024-2236: timing-based side-channel flaw in RSA implementation can lead to decryption of RSA ciphertexts (bsc#1221107).

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 12 SP5 LTSS
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2025-2756=1
  • SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-2756=1

Package List:

  • SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    • libgcrypt-devel-debuginfo-1.6.1-16.86.1
    • libgcrypt-devel-1.6.1-16.86.1
    • libgcrypt20-1.6.1-16.86.1
    • libgcrypt20-debuginfo-1.6.1-16.86.1
    • libgcrypt-debugsource-1.6.1-16.86.1
    • libgcrypt20-hmac-1.6.1-16.86.1
  • SUSE Linux Enterprise Server 12 SP5 LTSS (s390x x86_64)
    • libgcrypt20-32bit-1.6.1-16.86.1
    • libgcrypt20-hmac-32bit-1.6.1-16.86.1
    • libgcrypt20-debuginfo-32bit-1.6.1-16.86.1
  • SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    • libgcrypt20-debuginfo-32bit-1.6.1-16.86.1
    • libgcrypt-devel-debuginfo-1.6.1-16.86.1
    • libgcrypt-devel-1.6.1-16.86.1
    • libgcrypt20-1.6.1-16.86.1
    • libgcrypt20-hmac-32bit-1.6.1-16.86.1
    • libgcrypt20-debuginfo-1.6.1-16.86.1
    • libgcrypt-debugsource-1.6.1-16.86.1
    • libgcrypt20-hmac-1.6.1-16.86.1
    • libgcrypt20-32bit-1.6.1-16.86.1

References: