UBUNTU-CVE-2025-32989

A heap-buffer-overread vulnerability was found in GnuTLS in how it handles the Certificate Transparency CT Signed Certificate Timestamp SCT extension during X.509 certificate parsing. This flaw allows a malicious user to create a certificate containing a malformed SCT extension OID...

CVE-2025-32989 Gnutls: vulnerability in gnutls sct extension parsing

A heap-buffer-overread vulnerability was found in GnuTLS in how it handles the Certificate Transparency CT Signed Certificate Timestamp SCT extension during X.509 certificate parsing. This flaw allows a malicious user to create a certificate containing a malformed SCT extension OID...

CVE-2025-32989

A heap-buffer-overread vulnerability was found in GnuTLS in how it handles the Certificate Transparency CT Signed Certificate Timestamp SCT extension during X.509 certificate parsing. This flaw allows a malicious user to create a certificate containing a malformed SCT extension OID...

CVE-2025-32989

CVE-2025-32989 : A heap-buffer-overread in GnuTLS occurs during X.509 certificate parsing of the CT SCT extension (OID 1.3.6.1.4.1.11129.2.4.2). A malformed SCT can lead to exposure of confidential data when certificates are validated for certain sites and SCT checks are not performed correctly. ...

CVE-2025-32989 Gnutls: vulnerability in gnutls sct extension parsing

A heap-buffer-overread vulnerability was found in GnuTLS in how it handles the Certificate Transparency CT Signed Certificate Timestamp SCT extension during X.509 certificate parsing. This flaw allows a malicious user to create a certificate containing a malformed SCT extension OID...

CVE-2025-32989

A heap-buffer-overread vulnerability was found in GnuTLS in how it handles the Certificate Transparency CT Signed Certificate Timestamp SCT extension during X.509 certificate parsing. This flaw allows a malicious user to create a certificate containing a malformed SCT extension OID...

CVE-2025-32988 Gnutls: vulnerability in gnutls othername san export

A flaw was found in GnuTLS. A double-free vulnerability exists in GnuTLS due to incorrect ownership handling in the export logic of Subject Alternative Name SAN entries containing an otherName. If the type-id OID is invalid or malformed, GnuTLS will call asn1deletestructure on an ASN.1 node it do...

CVE-2025-32988

A flaw was found in GnuTLS. A double-free vulnerability exists in GnuTLS due to incorrect ownership handling in the export logic of Subject Alternative Name SAN entries containing an otherName. If the type-id OID is invalid or malformed, GnuTLS will call asn1deletestructure on an ASN.1 node it do...

CVE-2025-32988

GnuTLS contains a double-free vulnerability (CVE-2025-32988) in SAN export logic for otherName when the type-id OID is invalid or malformed, leading to asn1_delete_structure() on a non-owned node and potential memory corruption or DoS. Public GnuTLS APIs can trigger it; impact is memory corruptio...

CVE-2025-32988 Gnutls: vulnerability in gnutls othername san export

A flaw was found in GnuTLS. A double-free vulnerability exists in GnuTLS due to incorrect ownership handling in the export logic of Subject Alternative Name SAN entries containing an otherName. If the type-id OID is invalid or malformed, GnuTLS will call asn1deletestructure on an ASN.1 node it do...

CVE-2025-32988 Gnutls: vulnerability in gnutls othername san export

A flaw was found in GnuTLS. A double-free vulnerability exists in GnuTLS due to incorrect ownership handling in the export logic of Subject Alternative Name SAN entries containing an otherName. If the type-id OID is invalid or malformed, GnuTLS will call asn1deletestructure on an ASN.1 node it do...

CVE-2025-32988

A flaw was found in GnuTLS. A double-free vulnerability exists in GnuTLS due to incorrect ownership handling in the export logic of Subject Alternative Name SAN entries containing an otherName. If the type-id OID is invalid or malformed, GnuTLS will call asn1deletestructure on an ASN.1 node it do...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference via the gnutlsfigurecommonciphersuite function. Remediation A fix was pushed into the master branch but not yet published. References - Fix Commit - PoC - Red Hat Bugzilla Bug - Release Notes Credit: Stefan Bühl...

GnuTLS 代码问题漏洞

GnuTLS is a free secure communication library for implementing SSL, TLS and DTLS protocols from the GnuTLS open source. A code issue vulnerability exists in GnuTLS that stems from a null pointer dereference in the gnutlsfigurecommonciphersuite function, which could lead to memory corruption and...

GnuTLS 安全漏洞

GnuTLS is a free secure communication library for implementing SSL, TLS and DTLS protocols. A security vulnerability exists in GnuTLS that stems from a heap buffer overflow in the certtool tool's template parsing logic, which could lead to memory corruption and denial of service...

GnuTLS 资源管理错误漏洞

GnuTLS is a free secure communications library for implementing the SSL, TLS and DTLS protocols from the GnuTLS open source. A resource management error vulnerability exists in GnuTLS that stems from a double-release issue in the SAN entry export logic, which could result in a denial of service o...

PT-2025-29040

Name of the Vulnerable Software and Affected Versions GnuTLS versions prior to 3.7.9-2+deb12u5 GnuTLS versions prior to 3.8.10-alt1 GnuTLS versions prior to 3.6.16-alt8 Description The GnuTLS library contains a flaw due to incorrect ownership handling in the export logic of Subject Alternative Na...

GnuTLS 信任管理问题漏洞

GnuTLS is a free secure communications library for implementing the SSL, TLS and DTLS protocols from the GnuTLS open source. A trust management issue vulnerability exists in GnuTLS that stems from improper handling of CT SCT extensions when resolving X.509 certificates, which could lead to...

PT-2025-29041

Name of the Vulnerable Software and Affected Versions GnuTLS affected versions not specified gnutls28 versions prior to 3.7.9-2+deb12u5 gnutls30 versions prior to 3.8.10-alt1 Description GnuTLS is a library that implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS. A...

GnuTLS -- multiple vulnerabilities

Daiki Ueno reports: libgnutls: Fix heap read buffer overrun in parsing X.509 SCTS timestamps Spotted by oss-fuzz and reported by OpenAI Security Research Team, and fix developed by Andrew Hamilton. GNUTLS-SA-2025-07-07-1, CVSS: medium CVE-2025-32989 libgnutls: Fix double-free upon error when...