CVE-2021-46143
HIGH7.8EPSS 4.2%Published: 1/6/2022Modified: 4/28/2026
Also known as:ALPINE-CVE-2021-46143DEBIAN-CVE-2021-46143
Description
In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.
Affected packages (3)
- Alpine/expatfrom 0, < 2.2.10-r0
- Debian/expatfrom 0, < 2.2.10-2+deb11u1
- Debian/libxmltokfrom 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |