CVE-2024-56171

Public on 2025-02-18
Modified on 2025-02-24
Description
libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a use-after-free in xmlSchemaIDCFillNodeTables and xmlSchemaBubbleIDCNodeTables in xmlschemas.c. To exploit this, a crafted XML document must be validated against an XML schema with certain identity constraints, or a crafted XML schema must be used.
Severity
Important severity
Important
See what this means
CVSS v3 Base Score
7.8
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 libxml2 2025-03-17 ALAS-2025-1965 Fixed
Amazon Linux 2 - Core libxml2 2025-03-25 ALAS2-2025-2794 Fixed
Amazon Linux 2023 libxml2 2025-03-26 ALAS2023-2025-896 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.8 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
NVD CVSSv3 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2024-56171 Mitre: CVE-2024-56171