CVE-2025-14831— Gnutls: gnutls: denial of service via excessive resource consumption during certificate verification
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I. Basic Information for CVE-2025-14831
Vulnerability Information
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Vulnerability Title
Gnutls: gnutls: denial of service via excessive resource consumption during certificate verification
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in GnuTLS. This vulnerability allows a denial of service (DoS) by excessive CPU (Central Processing Unit) and memory consumption via specially crafted malicious certificates containing a large number of name constraints and subject alternative names (SANs).
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
算法复杂性
Source: NVD (National Vulnerability Database)
Vulnerability Title
GnuTLS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GnuTLS是GnuTLS开源的一款免费的用于实现SSL、TLS和DTLS协议的安全通信库。 GnuTLS存在安全漏洞，该漏洞源于处理特制恶意证书时消耗过多CPU和内存，可能导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 10 | 0:3.8.10-3.el10_1 ~ * | cpe:/o:redhat:enterprise_linux:10.1 | |
| Red Hat | Red Hat Enterprise Linux 10.0 Extended Update Support | 0:3.8.9-9.el10_0.17 ~ * | cpe:/o:redhat:enterprise_linux_eus:10.0 | |
| Red Hat | Red Hat Enterprise Linux 8 | 0:3.6.16-8.el8_10.5 ~ * | cpe:/a:redhat:enterprise_linux:8::appstream | |
| Red Hat | Red Hat Enterprise Linux 8 | 0:3.6.16-8.el8_10.5 ~ * | cpe:/a:redhat:enterprise_linux:8::appstream | |
| Red Hat | Red Hat Enterprise Linux 9 | 0:3.8.3-10.el9_7 ~ * | cpe:/a:redhat:enterprise_linux:9::appstream | |
| Red Hat | Red Hat Enterprise Linux 9 | 0:3.8.3-10.el9_7 ~ * | cpe:/a:redhat:enterprise_linux:9::appstream | |
| Red Hat | Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions | 0:3.7.6-21.el9_2.5 ~ * | cpe:/a:redhat:rhel_e4s:9.2::appstream | |
| Red Hat | Red Hat Enterprise Linux 9.4 Extended Update Support | 0:3.8.3-4.el9_4.5 ~ * | cpe:/a:redhat:rhel_eus:9.4::appstream | |
| Red Hat | Red Hat Enterprise Linux 9.6 Extended Update Support | 0:3.8.3-6.el9_6.3 ~ * | cpe:/a:redhat:rhel_eus:9.6::appstream | |
| Red Hat | RHEL-8 based Middleware Containers | 7.13.5-4.1777325677 ~ * | cpe:/a:redhat:rhosemc:1.0::el8 | |
| Red Hat | RHEL-8 based Middleware Containers | 7.13.5-4.1777325711 ~ * | cpe:/a:redhat:rhosemc:1.0::el8 | |
| Red Hat | RHEL-8 based Middleware Containers | 7.13.5-4.1777325710 ~ * | cpe:/a:redhat:rhosemc:1.0::el8 | |
| Red Hat | RHEL-8 based Middleware Containers | 7.13.5-3.1777325680 ~ * | cpe:/a:redhat:rhosemc:1.0::el8 | |
| Red Hat | RHEL-8 based Middleware Containers | 7.13.5-4.1777325709 ~ * | cpe:/a:redhat:rhosemc:1.0::el8 | |
| Red Hat | RHEL-8 based Middleware Containers | 7.13.5-4.1777325680 ~ * | cpe:/a:redhat:rhosemc:1.0::el8 | |
| Red Hat | RHEL-8 based Middleware Containers | 7.13.5-4.1777325708 ~ * | cpe:/a:redhat:rhosemc:1.0::el8 | |
| Red Hat | Red Hat AI Inference Server 3.2 | 1775740563 ~ * | cpe:/a:redhat:ai_inference_server:3.2::el9 | |
| Red Hat | Red Hat AI Inference Server 3.3 | 1775680192 ~ * | cpe:/a:redhat:ai_inference_server:3.3::el9 | |
| Red Hat | Red Hat AI Inference Server 3.3 | 1775680262 ~ * | cpe:/a:redhat:ai_inference_server:3.3::el9 | |
| Red Hat | Red Hat AI Inference Server 3.3 | 1775749857 ~ * | cpe:/a:redhat:ai_inference_server:3.3::el9 | |
| Red Hat | Red Hat Ceph Storage 8 | 1774002867 ~ * | cpe:/a:redhat:ceph_storage:8::el9 | |
| Red Hat | Red Hat Discovery 2 | 1775668717 ~ * | cpe:/a:redhat:discovery:2::el9 | |
| Red Hat | Red Hat Discovery 2 | 1775675922 ~ * | cpe:/a:redhat:discovery:2::el9 | |
| Red Hat | Red Hat Hardened Images | 3.8.12-1.1.hum1 ~ * | cpe:/a:redhat:hummingbird:1 | |
| Red Hat | Red Hat Insights proxy 1.5 | 1773685509 ~ * | cpe:/a:redhat:insights_proxy:1.5::el9 | |
| Red Hat | Red Hat Update Infrastructure 5 | 1773670073 ~ * | cpe:/a:redhat:rhui:5::el9 | |
| Red Hat | Red Hat Update Infrastructure 5 | 1773672059 ~ * | cpe:/a:redhat:rhui:5::el9 | |
| Red Hat | Red Hat Update Infrastructure 5 | 1773668803 ~ * | cpe:/a:redhat:rhui:5::el9 | |
| Red Hat | Red Hat Update Infrastructure 5 | 1773670137 ~ * | cpe:/a:redhat:rhui:5::el9 | |
| Red Hat | Red Hat Enterprise Linux 6 | - | cpe:/o:redhat:enterprise_linux:6 | |
| Red Hat | Red Hat Enterprise Linux 7 | - | cpe:/o:redhat:enterprise_linux:7 | |
| Red Hat | Red Hat OpenShift Container Platform 4 | - | cpe:/a:redhat:openshift:4 |
II. Public POCs for CVE-2025-14831
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Same Patch Batch · Red Hat · 2026-02-09 · 4 CVEs total
| CVE-2026-1486 | 8.8 HIGH | Org.keycloak.protocol.oidc.grants: disabled identity providers are still accepted for jwt |
| CVE-2026-1529 | 8.1 HIGH | Org.keycloak.services.resources.organizations: keycloak: unauthorized organization registr |
| CVE-2025-14778 | 5.4 MEDIUM | Keycloak: incorrect ownership checks in /uma-policy/ |
IV. Related Vulnerabilities
Same product: Red Hat Enterprise Linux 10
- CVE-2026-42011
Gnutls: gnutls: security bypass due to incorrect name constr - CVE-2026-42010
Gnutls: gnutls: authentication bypass via nul character in u - CVE-2026-6420
Keylime: keylime: security bypass due to hardcoded tpm quote - CVE-2026-34002
Xorg: xwayland: x.org x server: information disclosure or de - CVE-2026-34000
Xwayland: xorg: x.org x server: information disclosure and d
Same vendor: Red Hat
- CVE-2026-42011
Gnutls: gnutls: security bypass due to incorrect name constr - CVE-2026-42010
Gnutls: gnutls: authentication bypass via nul character in u - CVE-2026-6420
Keylime: keylime: security bypass due to hardcoded tpm quote - CVE-2026-34956
Openvswitch: open vswitch: denial of service via malformed f - CVE-2026-34002
Xorg: xwayland: x.org x server: information disclosure or de
Same weakness: CWE-407
- CVE-2026-45186
libexpat<2.8.1 XML输入拒绝服务漏洞 - CVE-2026-42245
net-imap: Quadratic complexity when reading response literal - CVE-2026-43967
Quadratic fragment-name uniqueness check causes denial of se - CVE-2026-40476
graphql-php: Denial of Service via quadratic complexity in O - CVE-2026-35599
Vikunja has an Algorithmic Complexity DoS in Repeating Task
V. Comments for CVE-2025-14831
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