This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2021-46143 →

DEBIAN-CVE-2021-46143

In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.

Original description

The description as published by the source.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Debian:12 expat

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.3-1"}]}]

Debian:13 expat

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.3-1"}]}]

Debian:14 expat

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.3-1"}]}]

Debian:12 libxmltok

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]