ROOT-OS-DEBIAN-12-CVE-2026-41080 CVE-2026-41080 in expat - Patched by Root

Root has patched CVE-2026-41080 in the expat package for Root:Debian:12. Multiple fixed versions available...

Astra Linux – Vulnerability in libxmltok

In libexpat before version 2.2.8, crafted XML inputs could trick the parser into switching from DTD parsing to document parsing too early. A consecutive call to XMLGetCurrentLineNumber or XMLGetCurrentColumnNumber would then lead to a heap-based buffer overflow...

Astra Linux – Vulnerabilities in Firefox, Thunderbird, Expat, LibXMLTok

The defineAttribute function in xmlparse.c of Expat also known as libexpat has an integer overflow before version 2.4.3...

Astra Linux – Vulnerabilities in Firefox, Thunderbird, Expat, LibXMLTok

The lookup function in xmlparse.c within Expat also known as libexpat has an integer overflow before version 2.4.3...

Astra Linux – Vulnerabilities in Firefox, Thunderbird, and Expat

In Expat also known as libexpat, before version 2.4.3, a left shift of 29 or more in the storeAtts function in xmlparse.c could lead to improper realloc behavior. This could result in allocating too few bytes, or only freeing memory after it was no longer needed...

Astra Linux – Vulnerabilities in Firefox, Thunderbird, and Expat

Expat also known as libexpat before version 2.4.4 has an integer overflow in the doProlog function...

Expat storeAtts Function DoS

The vulnerability of the storeAtts function in the Expat library is related to its algorithmic complexity. Exploiting this vulnerability could allow a remote attacker to cause a service failure...

CVE-2026-72522

libexpat before 2.8.3 has an out-of-bounds read and resultant infinite loop because low surrogates are treated the same as high surrogates during Unicode processing in the toUtf16 functions...

JLSEC-2026-1230

libexpat before 2.8.2 has an integer overflow in XMLParseBuffer because it lacked a check that was present in XMLParse...

JLSEC-2026-1224

libexpat before 2.8.2 lacks handler call depth tracking for calls to XMLGetBuffer, XMLParse, XMLParseBuffer, XMLParserFree, or XMLParserReset from within handlers in cases of a policy violation. Thus, a use-after-free can occur,...

JLSEC-2026-1236

libexpat before 2.8.2 does not consider XMLTOKDATACHARS in doCdataSection and thus lacks handler call depth tracking for various calls from within handlers in cases of a policy violation. Thus, a use-after-free can occur. NOTE: this issue exists because of an incomplete fix for CVE-2026-50219...

JLSEC-2026-1228

libexpat before 2.8.2 has an integer overflow in addBinding...

JLSEC-2026-1233

xmlwf in libexpat before 2.8.2 has an integer overflow for the output filename when -d outputDir is used...

OESA-2026-3254 python3 security update

Python combines remarkable power with very clear syntax. It has modules, classes, exceptions, very high level dynamic data types, and dynamic typing. There are interfaces to many system calls and libraries, as well as to various windowing systems. New built-in modules are easily written in C or C...

[SECURITY] [DSA 6404-1] expat security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6404-1 [email protected] https://www.debian.org/security/ Aron Xu July 30, 2026 https://www.debian.org/security/faq - -------------------------------------------------------------------------...

CLEANSTART-2026-BG62788 Security fixes in expat 2.4.3-r0

Package expat version 2.4.3-r0 fixes 8 vulnerabilities: CVE-2021-45960, CVE-2021-46143, CVE-2022-22822, CVE-2022-22823, CVE-2022-22824...

CLEANSTART-2026-AV27386 Security fixes in expat 2.4.4-r0

Package expat version 2.4.4-r0 fixes 2 vulnerabilities: CVE-2022-23852, CVE-2022-23990...

EulerOS Virtualization 2.12.1 (EulerOS-SA-2026-2725)

According to the versions of the package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : libexpat before 2.7.5 allows an infinite loop while parsing DTD content.CVE-2026-32777 libexpat before 2.7.5 allows a NULL pointer...

EulerOS 2.0 SP12 : expat (EulerOS-SA-2026-2526)

According to the versions of the expat packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : libexpat before 2.7.5 allows an infinite loop while parsing DTD content.CVE-2026-32777 libexpat before 2.7.5 allows a NULL pointer dereference with...

OESA-2026-2973 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: libexpat before 2.8.2 has an integer overflow in storeAtts.CVE-2026-56403 libexpat before 2.8.2 has an integer overflow in...