EUVD-2026-39419

Nokogiri is an open source XML and HTML library for the Ruby programming language. Prior to 1.19.4, calling Documentencoding= with an invalid encoding e.g., a non-string, or a string containing a null byte raises an exception, but only after freeing the document's current encoding string without...

CVE-2026-57236

Nokogiri is an open source XML and HTML library for the Ruby programming language. Prior to 1.19.4, calling Documentencoding= with an invalid encoding e.g., a non-string, or a string containing a null byte raises an exception, but only after freeing the document's current encoding string without...

PT-2026-52448

Name of the Vulnerable Software and Affected Versions Nokogiri versions prior to 1.19.4 Description In the CRuby libxml2 implementation, calling the Documentencoding= method with an invalid encoding, such as a non-string or a string containing a null byte, triggers an exception. This process occu...

CVE-2026-6653

A flaw was found in libxml2. A remote attacker can exploit a use-after-free vulnerability in the xmlParseInternalSubset function by providing maliciously crafted XML input. This improper handling of entity resolution can lead to a denial-of-service DoS, making the affected system or application...

Astra Linux – Vulnerability in libxml2

A flaw was discovered in the libxml2 library. This vulnerability arises from uncontrolled resource consumption when processing XML catalogs that contain repeated elements pointing to the same downstream catalog. A remote attacker can exploit this vulnerability by providing malicious catalogs,...

Astra Linux – Vulnerability in libxml2

A flaw was identified in the RelaxNG parser of libxml2 regarding how external schema inclusions are handled. The parser does not enforce a limit on the inclusion depth when resolving nested directives. Specifically crafted or overly complex schemas can cause excessive recursion during parsing. Th...

RLSA-2026:28234 Low: libxml2 security update

The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fixes: libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c CVE-2024-34459 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and...

libxml2 security update

An update is available for libxml2. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The libxml2 library is a development toolbox providing the implementation of...

libxml2 security update

An update is available for libxml2. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The libxml2 library is a development toolbox providing the implementation of...

RHSA-2026:28234 Red Hat Security Advisory: libxml2 security update

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RHEL 9 : libxml2 (RHSA-2026:28254)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:28254 advisory. The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fixes: libxml2: buffer over-read in...

Ubuntu 22.04 LTS / 24.04 LTS : libxml2 vulnerability (USN-8456-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8456-1 advisory. Geoffrey Humphreys discovered that libxml2 had a use after free when parsing the internal subset of a DTD. A remote attacker could possibly use this...

Low: Red Hat Security Advisory: libxml2 security update

An update for libxml2 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE...

libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c

A flaw was found in the xmllint program distributed by the libxml2 package. A buffer over-read in the xmlHTMLPrintFileContext function in the xmllint.c file may be triggered when a crafted file is processed with the xmllint program using the --htmlout command line option, causing an application...

Low: Red Hat Security Advisory: libxml2 security update

An update for libxml2 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CV...

libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c

A flaw was found in the xmllint program distributed by the libxml2 package. A buffer over-read in the xmlHTMLPrintFileContext function in the xmllint.c file may be triggered when a crafted file is processed with the xmllint program using the --htmlout command line option, causing an application...

Photon OS 5.0: Libxml2 PHSA-2026-5.0-0874

An update of the libxml2 package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2026-5.0-0874. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...

ALSA-2026:28254 Low: libxml2 security update

The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fixes: libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c CVE-2024-34459 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and...

ALSA-2026:28234 Low: libxml2 security update

The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fixes: libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c CVE-2024-34459 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and...

USN-8460-1: libxml2 vulnerabilities

It was discovered that libxml2 did not properly release memory allocated in the xmllint utility. An attacker could possibly use this issue to cause a denial of service. CVE-2026-1757 A type confusion vulnerability was found in libxml2 when processing a specially crafted XML document. A remote...