The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5962 advisory.

    - -------------------------------------------------------------------------     Debian Security Advisory DSA-5962-1                   security@debian.org     https://www.debian.org/security/                       Moritz Muehlenhoff     July 16, 2025                         https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package        : gnutls28     CVE ID         : CVE-2025-6395 CVE-2025-32988 CVE-2025-32989 CVE-2025-32990

    Multiple security issues were discovered in GNU TLS, which could result in     denial of service.

    For the stable distribution (bookworm), these problems have been fixed in     version 3.7.9-2+deb12u5.

    We recommend that you upgrade your gnutls28 packages.

    For the detailed security status of gnutls28 please refer to     its security tracker page at:
    https://security-tracker.debian.org/tracker/gnutls28

    Further information about Debian Security Advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://www.debian.org/security/

    Mailing list: debian-security-announce@lists.debian.org

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-16116 advisory.

    [3.8.3-6.2]
    - key_update: rework the rekeying logic (RHEL-107498)

    [3.8.3-6.1]
    - Fix CVE-2025-32988, CVE-2025-32989, CVE-2025-32990, and CVE-2025-6395

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:17348 advisory.

    The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements     cryptographic algorithms and protocols such as SSL, TLS, and DTLS.

    Security Fix(es):

    * gnutls: Vulnerability in GnuTLS certtool template parsing (CVE-2025-32990)

    * gnutls: Vulnerability in GnuTLS SCT extension parsing (CVE-2025-32989)

    * gnutls: Vulnerability in GnuTLS otherName SAN export (CVE-2025-32988)

    * gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite() (CVE-2025-6395)

    Bug Fix(es) and Enhancement(s):

    * gnutls: Vulnerability in GnuTLS certtool template parsing (BZ#2359620)

    * gnutls: Vulnerability in GnuTLS SCT extension parsing (BZ#2359621)

    * gnutls: Vulnerability in GnuTLS otherName SAN export (BZ#2359622)

    * gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite() (BZ#2376755)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2025:1766601879 advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:16116 advisory.

    The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements     cryptographic algorithms and protocols such as SSL, TLS, and DTLS.

    Security Fix(es):

    * gnutls: Vulnerability in GnuTLS certtool template parsing (CVE-2025-32990)

    * gnutls: Vulnerability in GnuTLS SCT extension parsing (CVE-2025-32989)

    * gnutls: Vulnerability in GnuTLS otherName SAN export (CVE-2025-32988)

    * gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite() (CVE-2025-6395)

    Bug Fix(es) and Enhancement(s):

    * gnutls: Vulnerability in GnuTLS certtool template parsing (BZ#2359620)

    * gnutls: Vulnerability in GnuTLS SCT extension parsing (BZ#2359621)

    * gnutls: Vulnerability in GnuTLS otherName SAN export (BZ#2359622)

    * gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite() (BZ#2376755)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:17361 advisory.

    The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements     cryptographic algorithms and protocols such as SSL, TLS, and DTLS.

    Security Fix(es):

    * gnutls: GnuTLS Impacted by Inefficient DER Decoding in libtasn1 Leading to Remote DoS (CVE-2024-12243)

    * gnutls: Vulnerability in GnuTLS certtool template parsing (CVE-2025-32990)

    * gnutls: Vulnerability in GnuTLS SCT extension parsing (CVE-2025-32989)

    * gnutls: Vulnerability in GnuTLS otherName SAN export (CVE-2025-32988)

    * gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite() (CVE-2025-6395)

    Bug Fix(es) and Enhancement(s):

    * gnutls: Vulnerability in GnuTLS certtool template parsing (BZ#2359620)

    * gnutls: Vulnerability in GnuTLS SCT extension parsing (BZ#2359621)

    * gnutls: Vulnerability in GnuTLS otherName SAN export (BZ#2359622)

    * gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite() (BZ#2376755)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-10868:03 advisory.

    * gnutls: Vulnerability in GnuTLS certtool template parsing (CVE-2025-32990)
      * gnutls: Vulnerability in GnuTLS SCT extension parsing (CVE-2025-32989)
      * gnutls: Vulnerability in GnuTLS otherName SAN export (CVE-2025-32988)
      * gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite() (CVE-2025-6395)

Tenable has extracted the preceding description block directly from the MiracleLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:02589-1 advisory.

    - CVE-2025-6395: Fix NULL pointer dereference when 2nd Client Hello omits PSK (bsc#1246299)
    - CVE-2025-32988: Fix double-free due to incorrect ownership handling in the export logic of SAN entries     containing an otherName (bsc#1246232)
    - CVE-2025-32989: Fix heap buffer overread when handling the CT SCT extension during X.509 certificate     parsing (bsc#1246233)
    - CVE-2025-32990: Fix 1-byte heap buffer overflow when parsing templates with certtool (bsc#1246267)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

An update of the gnutls package has been released.

ID	Name	Product	Family	Published	Updated	Severity
242186	Debian dsa-5962 : gnutls-bin - security update	Nessus	Debian Local Security Checks	7/16/2025	7/16/2025	medium
265701	Oracle Linux 9 : gnutls (ELSA-2025-16116)	Nessus	Oracle Linux Local Security Checks	9/22/2025	9/22/2025	high
266618	RHEL 9 : gnutls (RHSA-2025:17348)	Nessus	Red Hat Local Security Checks	10/6/2025	10/6/2025	high
361356	AlmaLinux 9.6 [TuxCare] Security Update: gnutls / gnutls-c++ / gnutls-dane / gnutls-devel / gnutls-utils (ALMALINUX9.6:CLSA-2025:1766601879)	Nessus	Alma Linux Local Security Checks	10/1/2026	10/1/2026	medium
265352	RHEL 9 : gnutls (RHSA-2025:16116)	Nessus	Red Hat Local Security Checks	9/17/2025	9/17/2025	high
266624	RHEL 9 : gnutls (RHSA-2025:17361)	Nessus	Red Hat Local Security Checks	10/6/2025	10/6/2025	high
283444	MiracleLinux 9 : gnutls-3.8.3-6.el9_6.2 (AXSA:2025-10868:03)	Nessus	Miracle Linux Local Security Checks	1/13/2026	1/13/2026	high
243300	SUSE SLES15: gnutls / gnutls-guile / libgnutls-devel / libgnutls30 / etc (SUSE-SU-2025:02589-1)	Nessus	SuSE Local Security Checks	8/2/2025	6/26/2026	high
242667	Photon OS 5.0: Gnutls PHSA-2025-5.0-0561	Nessus	PhotonOS Local Security Checks	7/24/2025	10/14/2026	critical

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