AlmaLinux 8 : libxml2 (ALSA-2026:61248)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:61248 advisory. libxml2: libxml2: Arbitrary code execution in xmlcatalog utility via buffer overflow CVE-2026-11979 Tenable has extracted the preceding description block directly...

RHEL 8 : libxml2 (RHSA-2026:61248)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:61248 advisory. The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fixes: libxml2: libxml2: Arbitrary code...

RHEL 9 : libxml2 (RHSA-2026:61247)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:61247 advisory. The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fixes: libxml2: mingw-libxml2:...

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...

RLSA-2026:60394 Moderate: libxml2 security update

The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fixes: libxml2: libxml2: Arbitrary code execution in xmlcatalog utility via buffer overflow CVE-2026-11979 For more details about the security issues, including the impact, a CVSS score,...

AlmaLinux 10 : libxml2 (ALSA-2026:60394)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:60394 advisory. libxml2: libxml2: Arbitrary code execution in xmlcatalog utility via buffer overflow CVE-2026-11979 Tenable has extracted the preceding description block directl...

RockyLinux 10 : libxml2 (RLSA-2026:60394)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:60394 advisory. libxml2: libxml2: Arbitrary code execution in xmlcatalog utility via buffer overflow CVE-2026-11979 Tenable has extracted the preceding description block direct...

CVE-2025-71346

A flaw was found in Nokogiri, which packages a vulnerable version of libxml2. This heap-based buffer under-read vulnerability, located in the xmlSchemaIDCFillNodeTables function, can be triggered when processing untrusted XML Schemas or documents. A remote attacker could exploit this by providing...

CVE-2023-54354

A flaw was found in Nokogiri, specifically in its bundled libxml2 library when processing XML schemas. An attacker can exploit this by providing a specially crafted XML schema, leading to a NULL pointer dereference. This can cause the application to crash, resulting in a denial of service...

CVE-2022-50999

A flaw was found in Nokogiri. An integer overflow vulnerability in packaged libxml2 buffer handling functions allows a remote attacker to cause out-of-bounds memory writes. By crafting specially designed, large XML files, an attacker can trigger buffer overflows, leading to potential information...

CVE-2022-50998

A flaw was found in Nokogiri, a Ruby gem for parsing XML and HTML documents. This vulnerability arises from issues within its bundled libxml2 library, specifically involving data corruption from entity reference cycles and integer overflows when processing large XML files. A remote attacker could...

CVE-2021-47996

A flaw was found in Nokogiri, specifically within its bundled libxml2 library. A remote attacker could exploit multiple vulnerabilities, including memory leaks, buffer over-reads, heap-based buffer overflows, and out-of-bounds reads, by processing specially crafted XML documents. This could lead ...

RHSA-2026:60394 Red Hat Security Advisory: libxml2 security update

Bulletin has no description...

libxml2: libxml2: Arbitrary code execution in xmlcatalog utility via buffer overflow

A flaw was found in libxml2, specifically within the xmlcatalog utility when operating in shell mode. An attacker can exploit multiple stack-based buffer overflows by providing an excessively long input line. This leads to memory corruption, which may cause the application to crash or potentially...

Moderate: 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 Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

RHEL 10 : libxml2 (RHSA-2026:60394)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:60394 advisory. The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fixes: libxml2: libxml2: Arbitrary cod...

libxml2 security update

2.12.5-10.3 - Fix CVE-2026-11979 RHEL-215571...

ALSA-2026:60394 Moderate: libxml2 security update

The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fixes: libxml2: libxml2: Arbitrary code execution in xmlcatalog utility via buffer overflow CVE-2026-11979 For more details about the security issues, including the impact, a CVSS score,...

Out-of-Bounds

Amendment This was deemed not a vulnerability. Overview nokogiri is a gem for parsing HTML, XML, SAX, and Reader. Affected versions of this package are vulnerable to Out-of-Bounds via the buffer handling process in the packaged libxml2 component. An attacker can cause out-of-bounds memory writes ...

NULL Pointer Dereference

Amendment This was deemed not a vulnerability. Overview nokogiri is a gem for parsing HTML, XML, SAX, and Reader. Affected versions of this package are vulnerable to NULL Pointer Dereference via the XML Schema processing in the packaged libxml2 library. An attacker can cause a segmentation fault...