CVE-2026-56404

A flaw was found in libexpat. This vulnerability, an integer overflow in the addBinding function, could allow a local attacker to execute arbitrary code. By exploiting this, an attacker could gain control over the affected system, compromising its confidentiality and integrity. Mitigation Do not...

libexpat: libexpat: Arbitrary Code Execution via integer overflow in addBinding

A flaw was found in libexpat. This vulnerability, an integer overflow in the addBinding function, could allow a local attacker to execute arbitrary code. By exploiting this, an attacker could gain control over the affected system, compromising its confidentiality and integrity...

SUSE CVE-2026-56404

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

Integer Overflow or Wraparound

Overview Affected versions of this package are vulnerable to Integer Overflow or Wraparound via the addBinding function. An attacker can cause memory corruption or potentially execute arbitrary code by providing crafted input that triggers an integer overflow. Remediation A fix was pushed into th...

CVE-2026-56404

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

ALPINE-CVE-2026-56404

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

CVE-2026-56404

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

UBUNTU-CVE-2026-56404

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

CVE-2026-56404

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

CVE-2026-56404

CVE-2026-56404 affects libexpat before 2.8.2, where an integer overflow occurs in addBinding. This is the only detail provided; no exploitation or remediation information is included in the supplied documents.

CVE-2026-56404

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

CVE-2026-56404

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

CVE-2026-56404

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

CVE-2026-56404

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

CVE-2026-56404

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

EUVD-2026-38181

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

PT-2026-51240

Name of the Vulnerable Software and Affected Versions libexpat versions prior to 2.8.2 Description An integer overflow exists in the addBinding function. An integer overflow occurs when an arithmetic operation attempts to create a numeric value that is outside of the range that can be represented...

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

The addBinding method in xmlparse.c within Expat also known as libexpat has an integer overflow issue before version 2.4.3...

expat: Integer overflow in addBinding in xmlparse.c

expat libexpat is susceptible to a software flaw that causes process interruption. When processing a large number of prefixed XML attributes on a single tag libexpat can terminate unexpectedly due to integer overflow. The highest threat from this vulnerability is to availability confidentiality a...

expat: Integer overflow in addBinding in xmlparse.c

expat libexpat is susceptible to a software flaw that causes process interruption. When processing a large number of prefixed XML attributes on a single tag libexpat can terminate unexpectedly due to integer overflow. The highest threat from this vulnerability is to availability confidentiality a...