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SUSE Linux Micro 6.2 gnutls Moderate DoS Buffer Overflow update info

suse
Calendar Grey April 8, 2026
Dist Suse Esm H88
Gnutls security update released to address moderate issues including DoS and buffer overflow. Check patch instructions.
An update that solves two vulnerabilities, contains two features and has one fix can now be installed.

Summary

## This update for gnutls fixes the following issues: * CVE-2025-14831: Fixed DoS via excessive resource consumption during certificate verification. (bsc#1257960) * CVE-2025-9820: Fixed a buffer overflow in gnutls_pkcs11_token_init. (bsc#1254132) * Add the functionality to allow to specify the hash algorithm for the PSK. This fixes a bug in the current implementation where the binder is always calculated with SHA256. (bsc#1258083, jsc#PED-15752, jsc#PED-15753) ## 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 Micro 6.2 zypper in -t patch SUSE-SL-Micro-6.2-464=1 ## Package List: * SUSE Linux Micro 6.2 (aarch64 ppc64le s390x x86_64)

Topics%20covered

Topics Covered

security advisory moderate denial of service buffer overflow SuSE gnutls

References

* bsc#1254132

* bsc#1257960

* bsc#1258083

* jsc#PED-15752

* jsc#PED-15753

Cross-

* CVE-2025-14831

* CVE-2025-9820

CVSS scores:

* CVE-2025-14831 ( SUSE ): 6.9

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

* CVE-2025-14831 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

* CVE-2025-14831 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

* 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

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

Affected Products:

* SUSE Linux Micro 6.2

An update that solves two vulnerabilities, contains two features and has one fix

can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-14831.html

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

Announcement ID: SUSE-SU-2026:20962-1
Release Date: 2026-03-30T14:33:01Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate denial of service buffer overflow SuSE gnutls

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