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gnutls: Vulnerability in GnuTLS SCT extension parsing

🗓️ 06 Oct 2025 02:41:41Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 5 Views

GnuTLS has a heap buffer overread in the signed certificate timestamp extension parsing, risking data exposure.

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Refs
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IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities in IBM MQ Operator and Queue manager container images
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IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities in RedHat UBI affect IBM Robotic Process Automation for Cloud Pak
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IBM Security Bulletins		Security Bulletin: IBM Instana Observability is affected by multiple vulnerabilities within Instana Agent container image
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IBM Security Bulletins		Security Bulletin: Allocation of resources without limits, heap-buffer-overread, and other vulnerabilities might affect IBM Storage Defender - Resiliency Service
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IBM Security Bulletins		Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to multiple Operator package issues
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ATTACKERKB		CVE-2025-32989
10 Jul 202508:05
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Tenable Nessus		Amazon Linux 2023 : gnutls, gnutls-c++, gnutls-dane (ALAS2023-2025-1140)
18 Aug 202500:00
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.4aarch64gnutls0:3.8.3-4.el9_4.4gnutls-0:3.8.3-4.el9_4.4.aarch64.rpm
Red Hat Enterprise Linux9.4i686gnutls0:3.8.3-4.el9_4.4gnutls-0:3.8.3-4.el9_4.4.i686.rpm
Red Hat Enterprise Linux9.4ppc64legnutls0:3.8.3-4.el9_4.4gnutls-0:3.8.3-4.el9_4.4.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xgnutls0:3.8.3-4.el9_4.4gnutls-0:3.8.3-4.el9_4.4.s390x.rpm
Red Hat Enterprise Linux9.4x86_64gnutls0:3.8.3-4.el9_4.4gnutls-0:3.8.3-4.el9_4.4.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64gnutls-c++0:3.8.3-4.el9_4.4gnutls-c++-0:3.8.3-4.el9_4.4.aarch64.rpm
Red Hat Enterprise Linux9.4i686gnutls-c++0:3.8.3-4.el9_4.4gnutls-c++-0:3.8.3-4.el9_4.4.i686.rpm
Red Hat Enterprise Linux9.4ppc64legnutls-c++0:3.8.3-4.el9_4.4gnutls-c++-0:3.8.3-4.el9_4.4.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xgnutls-c++0:3.8.3-4.el9_4.4gnutls-c++-0:3.8.3-4.el9_4.4.s390x.rpm
Red Hat Enterprise Linux9.4x86_64gnutls-c++0:3.8.3-4.el9_4.4gnutls-c++-0:3.8.3-4.el9_4.4.x86_64.rpm
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30 Jun 2026 03:16Current
7High risk
Vulners AI Score7
CVSS 3.15.3
EPSS0.01179
SSVC
CWE-295
GnuTLScertificate transparencysigned certificate timestampdata exposurecertificate parsingheap buffer overflow
5