DEBIAN-CVE-2022-23990

Advisory lineage Upstream: 1 Downstream: 2
Upstream
CVE-2022-23990
Published: 26 Jan 2022, 19:15
Last modified:28 Apr 2026, 20:23

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

26 Jan 2022, 19:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:23
Last Modified
Vulnerability information updated

Description

Expat (aka libexpat) before 2.4.4 has an integer overflow in the doProlog function.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Systems

  • debian•expat

    < 2.2.10-2+deb11u1 | < 2.4.3-3 | < 2.4.3-3 | < 2.4.3-3

  • debian•libxmltok

    all | all

References (1)