OESA-2026-2433 expat security update

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial. Security Fixes: In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via...

OESA-2026-2432 expat security update

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial. Security Fixes: In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via...

OESA-2026-2430 expat security update

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial. Security Fixes: In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via...

Astra Linux – Vulnerability in qt4-x11, qtbase-opensource-src

In Qt versions prior to 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.2, there may be an application crash in QXmlStreamReader due to a crafted XML string, causing a situation where a prefix is greater than a certain length...

Astra Linux – Vulnerability in tinyxml

In TinyXML versions up to 2.6.2, there is an infinite loop in the TiXmlParsingData::Stamp method within tinyxmlparser.cpp, specifically due to the TIXMLUTFLEAD0 case. This issue can be triggered by a specially crafted XML message and leads to a denial of service...

Astra Linux – Vulnerability in netcdf

A issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxmlinternaldtd, when parsing a crafted XML file, performs incorrect memory handling, resulting in a NULL pointer being dereferenced while running strcmp on a NULL pointer...

Astra Linux – Vulnerability in netcdf

A issue was discovered in ezXML 0.8.3 through 0.8.6. The function ezxmldecode, when parsing a crafted XML file, performs incorrect memory handling. This results in an overflow of the heap-based buffer when strchr is called, starting with a pointer after a '\0' character where the processing of th...

Astra Linux – Vulnerability in netcdf

A issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxmlinternaldtd performs incorrect memory handling during the parsing of crafted XML files, resulting in a one-byte constant being written beyond the bounds of the memory area...

Astra Linux – Vulnerability in libxstream-java

XStream serializes Java objects to XML and back again. Versions prior to 1.4.20 may allow a remote attacker to terminate the application with a stack overflow error, resulting in a denial of service by manipulating the input stream. The attack exploits the hash code implementation used for...

Astra Linux – Vulnerability in netcdf

A issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxmldecode performs incorrect memory handling during the parsing of crafted XML files, resulting in a heap-based buffer overflow...

Astra Linux – Vulnerability in libxslt

Type confusion in xsltNumberFormatGetMultipleLevel prior to libxslt 1.1.33 could allow attackers to potentially exploit heap corruption via crafted XML data...

Astra Linux – Vulnerability in netcdf

A issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxmlparsestr performs incorrect memory handling during the parsing of crafted XML files writing outside of a memory region created by mmap...

Keycloak: Denial of Service via specially crafted SAML input

A flaw was found in Keycloak. A remote, unauthenticated attacker can send a specially crafted XML input to the Security Assertion Markup Language SAML endpoint. This malicious input can cause high CPU usage and worker thread starvation, leading to a Denial of Service DoS where the server becomes...

CVE-2026-7307

A flaw was found in Keycloak. A remote, unauthenticated attacker can send a specially crafted XML input to the Security Assertion Markup Language SAML endpoint. This malicious input can cause high CPU usage and worker thread starvation, leading to a Denial of Service DoS where the server becomes...

Low: firefox

Issue Overview: libexpat before 2.7.6 uses insufficient entropy, and thus hash flooding can occur via a crafted XML document. CVE-2026-41080 Affected Packages: firefox Issue Correction: Run dnf update firefox --releasever 2023.11.20260514 or dnf update --advisory ALAS2023-2026-1706 --releasever...

[slackware-security] expat

New expat packages are available for Slackware 15.0 and -current to fix a security issue. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/expat-2.7.5-i586-2slack15.0.txz: Rebuilt. This update fixes a security issue: Fix quadratic runtime from attribute name collision chec...

Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Overview docling is a SDK and CLI for parsing PDF, DOCX, HTML, and more, to a unified document representation for powering downstream workflows such as gen AI applications. Affected versions of this package are vulnerable to Improper Restriction of Recursive Entity References in DTDs 'XML Entity...

CVE-2026-31248

Docling's METS GBS backend is vulnerable to XML Entity Expansion XXE attacks thru 2.61.0. The backend extracts and validates XML files from .tar.gz archives using etree.fromstring without disabling entity resolution. An attacker can craft a malicious XML file with nested entity definitions XML Bo...

ALPINE-CVE-2026-45186

In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input...

CVE-2026-45186

In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input...