CVE-2025-71346
8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Summary
Nokogiri before 1.18.8 packages a vulnerable version of libxml2 (before 2.13.8) that contains a heap-based buffer under-read (CVE-2025-32415) in the xmlSchemaIDCFillNodeTables function in xmlschemas.c. The issue can be triggered when validating against an untrusted XML Schema, or when validating untrusted documents against trusted schemas that use xsd:keyref in combination with recursively defined types that have additional identity constraints. Upstream and MITRE rate this issue as low severity.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| sparklemotion | nokogiri | 0 < 1.18.8 | affected |
| sparklemotion | nokogiri | 1.18.8 | unaffected |
Weaknesses
- CWE-125: Out-of-bounds Read
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-5w6v-399v-w3cc
- https://www.vulncheck.com/advisories/nokogiri-before-heap-buffer-under-read-via-xml-schema
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