DEBIAN-CVE-2022-23990 — Vulnetix

DEBIAN-CVE-2022-23990 PUBLISHED CVSS 7.5 HIGH

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

Risk Scores

CVSS 3.1

7.5

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

Vendor	Product	Versions
Debian:13	expat	0, 0, 0
Debian:14	expat	0, 0, 0
Debian:12	expat	0, 0, 0
Debian:11	libxmltok	1.2-4, 0, 0
Debian:11	expat	0, 0, 2.2.10-2
Debian:12	libxmltok	1.2-4.1, 1.2-4.2, *

Exploit Intelligence

Satheesh575555/external_expat_AOSP10_r33_CVE-2022-23990 (github-poc)

Timeline

Jan 26, 2022 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2022-23990 advisory

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