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SUSE Linux Micro 6.2 gnutls Moderate DoS Buffer Overflow update info

Linuxsecurity •LinuxSecurity Advisories • April 8, 2026

## 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) Read the Full Advisory

* 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. ## * * Read the Full Advisory

* 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

* SUSE Linux Micro 6.2

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

can now be installed.

Read the Full Advisory

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

SUSE Linux Micro 6.2 gnutls Vulnerabilities Addressed in Latest Update On April 8, 2026, SUSE released an update for gnutls in SUSE Linux Micro 6.2 to address two vulnerabilities: CVE-2025-14831 and CVE-2025-9820. CVE-2025-14831 involves a denial-of-service (DoS) attack that can occur due to excessive resource consumption during certificate verification. CVE-2025-9820 is a buffer overflow vulnerability in the gnutls_pkcs11_token_init function. Both vulnerabilities were reported and have been patched, with the update also adding functionality to specify the hash algorithm for the PSK. The affected systems include various architectures of SUSE Linux Micro 6.2. Users are advised to apply the update using recommended installation methods such as YaST or zypper patch. The vulnerabilities were published on January 26, 2026, and February 9, 2026, respectively. The update is crucial for maintaining system security and preventing potential exploitation. 2 sources 58

Extracted Entities

SUSE Linux Micro 6.2 gnutls Moderate DoS Buffer Overflow update info

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Extracted Entities

Attack Types (1)

CVEs (2)

Platforms (1)