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openSUSE: libgcrypt Moderate Timing Attack Vulnerability 2025:02773-1

suse
Calendar Grey August 13, 2025
Dist Suse Esm H88
SUSE releases a targeted security patch for libgcrypt to mitigate a timing attack vulnerability, CVE-2024-2236.
* bsc#1221107 Cross-References: * CVE-2024-2236

Summary

## 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: * openSUSE Leap 15.5 zypper in -t patch SUSE-2025-2773=1 * SUSE Linux Enterprise Micro 5.5 zypper in -t patch SUSE-SLE-Micro-5.5-2025-2773=1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2025-2773=1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2025-2773=1

Topics%20covered

Topics Covered

security advisory moderate timing attack RSA OpenSUSE Libgcrypt

References

* bsc#1221107

Cross-

* CVE-2024-2236

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:

* openSUSE Leap 15.5

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Server 15 SP5

* SUSE Linux Enterprise Server 15 SP5 LTSS

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2024-2236.html

* https://bugzilla.suse.com/show_bug.cgi?id=1221107

Announcement ID: SUSE-SU-2025:02773-1
Release Date: 2025-08-13T00:10:27Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate timing attack RSA OpenSUSE Libgcrypt

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