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SUSE: Moderate Buffer Overflow Vulnerability in gnutls CVE-2025-9820

suse
Calendar Grey December 9, 2025
Dist Suse Esm H88
SUSE security update for gnutls addressing moderate buffer overflow issue. Immediate patch recommended for affected users.
* bsc#1254132 Cross-References: * CVE-2025-9820

Summary

## This update for gnutls fixes the following issues: * CVE-2025-9820: Fixed buffer overflow in gnutls_pkcs11_token_init. (bsc#1254132) ## 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-SP7-2025-4323=1 * openSUSE Leap 15.6 zypper in -t patch SUSE-2025-4323=1 openSUSE-SLE-15.6-2025-4323=1 * Basesystem Module 15-SP6 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-4323=1 ## Package List: * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64) * libgnutls-devel-3.8.3-150600.4.12.1 * gnutls-3.8.3-150600.4.12.1 * libgnutlsxx30-3.8.3-150600.4.12.1

Topics%20covered

Topics Covered

security advisory moderate buffer overflow SuSE gnutls cve-2025-9820

References

* bsc#1254132

Cross-

* CVE-2025-9820

CVSS scores:

* CVE-2025-9820 ( SUSE ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products:

* Basesystem Module 15-SP6

* Basesystem Module 15-SP7

* openSUSE Leap 15.6

* SUSE Linux Enterprise Desktop 15 SP6

* SUSE Linux Enterprise Desktop 15 SP7

* SUSE Linux Enterprise Real Time 15 SP6

* SUSE Linux Enterprise Real Time 15 SP7

* SUSE Linux Enterprise Server 15 SP6

* SUSE Linux Enterprise Server 15 SP7

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

* SUSE Linux Enterprise Server for SAP Applications 15 SP7

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-9820.html

* https://bugzilla.suse.com/show_bug.cgi?id=1254132

Announcement ID: SUSE-SU-2025:4323-1
Release Date: 2025-12-08T18:14:27Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate buffer overflow SuSE gnutls cve-2025-9820

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