CVE-2022-23990

high

Description

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

References

https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf

https://github.com/libexpat/libexpat/pull/551

https://lists.fedoraproject.org/archives/list/[email protected]/message/34NXVL2RZC2YZRV74ZQ3RNFB7WCEUP7D/

https://lists.fedoraproject.org/archives/list/[email protected]/message/R7FF2UH7MPXKTADYSJUAHI2Y5UHBSHUH/

https://security.gentoo.org/glsa/202209-24

https://www.debian.org/security/2022/dsa-5073

https://www.oracle.com/security-alerts/cpuapr2022.html

https://www.tenable.com/security/tns-2022-05

Details

Published: 2022-01-26

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High