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
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | libxml2 | 2025-03-13 | ALAS-2025-1965 | Fixed |
| Amazon Linux 2 - Core | libxml2 | 2025-03-13 | ALAS2-2025-2794 | Fixed |
| Amazon Linux 2023 | libxml2 | 2025-03-13 | 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 | 7.8 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N |