CVE-2024-56171CWE-416

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

High · published February 18, 2025

CVSS v3.1
7.8
EPSS
1%
Percentile
67.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.01178 · 67.4th percentile
Weakness
CWE-416 · Use After Free
Published
2025-02-18T00:00Z
EPSS history
Timeline
  • 18 FEB 00:00Z
    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
    cvelistv5