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SUSE: gnutls Moderate Update CVE-2025-9820 Buffer Overflow Alert

suse
Calendar Grey December 26, 2025
Dist Suse Esm H88
SUSE has released a moderate security update for gnutls addressing CVE-2025-9820 to fix a buffer overflow issue.
An update that solves one vulnerability can now be installed.

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: * openSUSE Leap 15.4 zypper in -t patch SUSE-2025-4525=1 * SUSE Linux Enterprise Micro for Rancher 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2025-4525=1 * SUSE Linux Enterprise Micro 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2025-4525=1 * SUSE Linux Enterprise Micro 5.5 zypper in -t patch SUSE-SLE-Micro-5.5-2025-4525=1 ## Package List: * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586) * libgnutls30-3.7.3-150400.4.53.1 * libgnutls-devel-3.7.3-150400.4.53.1

Topics%20covered

Topics Covered

security advisory moderate security update buffer overflow gnutls OpenSUSE

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:

* openSUSE Leap 15.4

* SUSE Linux Enterprise Micro 5.4

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Micro for Rancher 5.4

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-2025:4525-1
Release Date: 2025-12-26T12:19:21Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate security update buffer overflow gnutls OpenSUSE

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