PT-2026-86303

In libxml2 before 2.15.4, there is a heap-based buffer overflow in xmlXPtrEvalXPtrPart because of xmlXPtrEval xpointer length saturation...

Linux Distros Unpatched Vulnerability : CVE-2026-86137

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In libxml2 before 2.15.4, xmlFAParsePosCharGroup has an out-of-bounds read, aka an out-of-bounds read in the NXT macro in xmlregexp. CVE-2026-86137 Note that...

Linux Distros Unpatched Vulnerability : CVE-2026-86141

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xmlregexp in libxml2 before 2.15.4 has a NULL pointer dereference in xmlRegNewParserCtxt after a strdup failure, i.e., it does not calculate a string length aft...

Linux Distros Unpatched Vulnerability : CVE-2026-86142

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In libxml2 before 2.15.4, there is a heap-based buffer overflow in xmlXPtrEvalXPtrPart because of xmlXPtrEval xpointer length saturation. CVE-2026-86142 Note th...

PT-2026-86305

In xinclude in libxml2 before 2.15.4, xmlXIncludeProcess and xmlXIncludeProcessTree do not propagate parseFlags. This has security relevance for, for example, the XML PARSE NONET flag, if without it a custom resource loader accesses the internet and triggers XML external entity injection, SSRF, o...

PT-2026-86301

In libxml2 before 2.15.4, xmlSnprintfElements in valid.c has a strcat stack-based buffer overflow...

Linux Distros Unpatched Vulnerability : CVE-2026-86139

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow. CVE-2026-86139 Note that Nessus relies on the presence of the package as reported by...

CVE-2024-58378

Nokogiri before 1.15.6 and 1.16.x before 1.16.2, when using bundled libxml2, is affected by the libxml2 flaw CVE-2024-25062...

CVE-2022-51000

Nokogiri before 1.13.2, when using bundled libxml2 and libxslt, is affected by the libxslt flaw CVE-2021-30560 and the libxml2 flaw CVE-2022-23308...

CVE-2025-71407

Nokogiri before 1.18.3, when using bundled libxml2, is affected by the libxml2 flaws CVE-2025-24928 and CVE-2024-56171...

RHSA-2026:61248 Red Hat Security Advisory: libxml2 security update

Bulletin has no description...

RHSA-2026:61247 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...

libxml2: mingw-libxml2: libxml2: Denial of Service via crafted XML input due to use-after-free

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...

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

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 8. 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 th...

Linux Distros Unpatched Vulnerability : CVE-2022-50998

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Nokogiri before 1.13.9 CRuby implementation using packaged libraries bundles libxml2 v2.9.14, which is affected by CVE-2022-40304 data corruption / double-free...

RockyLinux 8 : libxml2 (RLSA-2026:61248)

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

Linux Distros Unpatched Vulnerability : CVE-2023-54354

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Nokogiri before 1.14.3 CRuby implementation only, when using the packaged libxml2 bundles libxml2 v2.10.3, which is vulnerable to NULL pointer dereferences in X...