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.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56171.json",
"cna_assigner": "mitre",
"cwe_ids": [
"CWE-416"
]
}{
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "2.12.10"
},
{
"introduced": "2.13.0"
},
{
"fixed": "2.13.6"
}
],
"source": "AFFECTED_FIELD"
}