AZL-26281 CVE-2023-28484 affecting package libxml2 for versions less than 2.10.4-1

In libxml2 before 2.10.4, parsing of certain invalid XSD schemas can lead to a NULL pointer dereference and subsequently a segfault. This occurs in xmlSchemaFixupComplexType in xmlschemas.c...

PT-2026-81339

Name of the Vulnerable Software and Affected Versions Nokogiri versions prior to 1.14.3 Description The CRuby implementation, when using the packaged libxml2 v2.10.3, contains a flaw in XML Schema processing. An attacker can provide a crafted or malformed XML schema to trigger NULL pointer...

[SECURITY] Fedora 37 Update: python-lxml-4.9.1-1.fc37

lxml is a Pythonic, mature binding for the libxml2 and libxslt libraries. It provides safe and convenient access to these libraries using the ElementTree It extends the ElementTree API significantly to offer support for XPath, RelaxNG, XML Schema, XSLT, C14N and much more...

Fedora: Security Advisory for python-lxml (FEDORA-2022-ed0eeb6a20)

The remote host is missing an update for the Copyright C 2022 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

[SECURITY] Fedora 36 Update: python-lxml-4.7.1-3.fc36

lxml is a Pythonic, mature binding for the libxml2 and libxslt libraries. It provides safe and convenient access to these libraries using the ElementTree It extends the ElementTree API significantly to offer support for XPath, RelaxNG, XML Schema, XSLT, C14N and much more.To contact the project, ...

Fedora: Security Advisory for python-lxml (FEDORA-2022-7129fbaeed)

The remote host is missing an update for the Copyright C 2022 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

in stanfordnlp/corenlp

Description When a malicious schema XML file is passed to getValidatingXmlParser, the parser is vulnerable to XXE when the SchemaFactory parses the schema XML file. In...

CVE-2021-21238

A verification flaw was found in python-pysaml2, where it did not validate signed SAML documents against an XML schema. Because the flaw allowed invalid XML documents to be processed, a network attacker could exploit this flaw by tricking pysaml2 with a wrapped signature. Mitigation Mitigation fo...

OESA-2021-1144 rubygem-nokogiri security update

Nokogiri parses and searches XML/HTML very quickly, and also has correctly implemented CSS3 selector support as well as XPath support. Nokogiri also features an Hpricot compatibility layer to help ease the change to using correct CSS and XPath. Security Fixes: Nokogiri is a Rubygem providing HTML...

CVE-2021-21238

PySAML2 is a pure python implementation of SAML Version 2 Standard. PySAML2 before 6.5.0 has an improper verification of cryptographic signature vulnerability. All users of pysaml2 that need to validate signed SAML documents are impacted. The vulnerability is a variant of XML Signature wrapping...

CVE-2021-21238

PySAML2 is a pure python implementation of SAML Version 2 Standard. PySAML2 before 6.5.0 has an improper verification of cryptographic signature vulnerability. All users of pysaml2 that need to validate signed SAML documents are impacted. The vulnerability is a variant of XML Signature wrapping...

GHSA-F4G9-H89H-JGV9 SAML XML Signature wrapping in PySAML2

Impact All users of pysaml2 that use the default CryptoBackendXmlSec1 backend and need to verify signed SAML documents are impacted. pysaml2 = 6.4.1 does not validate the SAML document against an XML schema. This allows invalid XML documents to trick the verification process, by presenting elemen...

[SECURITY] Fedora 32 Update: python-lxml-4.4.1-5.fc32

lxml is a Pythonic, mature binding for the libxml2 and libxslt libraries. It provides safe and convenient access to these libraries using the ElementTre e It extends the ElementTree API significantly to offer support for XPath, Relax NG, XML Schema, XSLT, C14N and much more.To contact the project...

[SECURITY] Fedora 33 Update: python-lxml-4.5.1-3.fc33

lxml is a Pythonic, mature binding for the libxml2 and libxslt libraries. It provides safe and convenient access to these libraries using the ElementTre e It extends the ElementTree API significantly to offer support for XPath, Relax NG, XML Schema, XSLT, C14N and much more.To contact the project...

GHSA-VR8Q-G5C7-M54M Nokogiri::XML::Schema trusts input by default, exposing risk of XXE vulnerability

Severity Nokogiri maintainers have evaluated this as Low Severity CVSS3 2.6. Description In Nokogiri versions = 1.11.0.rc3, XML Schemas parsed by Nokogiri::XML::Schema are trusted by default, allowing external resources to be accessed over the network, potentially enabling XXE or SSRF attacks. Th...

Nokogiri::XML::Schema trusts input by default, exposing risk of an XXE vulnerability

Description In Nokogiri versions = 1.11.0.rc3, XML Schemas parsed by Nokogiri::XML::Schema are trusted by default, allowing external resources to be accessed over the network, potentially enabling XXE or SSRF attacks. This behavior is counter to the security policy followed by Nokogiri maintainer...

wildfly: XML validation manipulation due to incomplete application of use-grammar-pool-only in xercesImpl

A flaw was found in Wildfly's implementation of Xerces, specifically in the way the XMLSchemaValidator class in the JAXP component of Wildfly enforced the "use-grammar-pool-only" feature. This flaw allows a specially-crafted XML file to manipulate the validation process in certain cases. This iss...

wildfly: XML validation manipulation due to incomplete application of use-grammar-pool-only in xercesImpl

A flaw was found in Wildfly's implementation of Xerces, specifically in the way the XMLSchemaValidator class in the JAXP component of Wildfly enforced the "use-grammar-pool-only" feature. This flaw allows a specially-crafted XML file to manipulate the validation process in certain cases. This iss...

wildfly: XML validation manipulation due to incomplete application of use-grammar-pool-only in xercesImpl

A flaw was found in Wildfly's implementation of Xerces, specifically in the way the XMLSchemaValidator class in the JAXP component of Wildfly enforced the "use-grammar-pool-only" feature. This flaw allows a specially-crafted XML file to manipulate the validation process in certain cases. This iss...

FreeBSD : libxml -- multiple vulnerabilities (f5abafc0-fcf6-11ea-8758-e0d55e2a8bf9)

CVE mitre reports : CVE-2019-20388 xmlSchemaPreRun in xmlschemas.c in libxml2 2.9.10 allows an xmlSchemaValidateStream memory leak. CVE-2020-7595 xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation. CVE-2020-24977 GNOME project libxml2...