VulnerabilityModified
CVE-2024-56171
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.
CRITICAL 9.8EPSS 1.16%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.16%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.16% probability · 65th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- xmlsoft/libxml2 · netapp/hci compute node · netapp/h410c firmware · netapp/h300s firmware · netapp/h500s firmware · netapp/h700s firmware · netapp/h410s firmware · netapp/active iq unified manager · netapp/manageability software development kit · netapp/ontap · netapp/solidfire \& hci management node
- Source
- cve@mitre.org
References
- https://gitlab.gnome.org/GNOME/libxml2/-/issues/828Issue Tracking
- http://seclists.org/fulldisclosure/2025/Apr/10
- http://seclists.org/fulldisclosure/2025/Apr/11
- http://seclists.org/fulldisclosure/2025/Apr/12
- http://seclists.org/fulldisclosure/2025/Apr/13
- http://seclists.org/fulldisclosure/2025/Apr/4
- http://seclists.org/fulldisclosure/2025/Apr/5
- http://seclists.org/fulldisclosure/2025/Apr/8
- http://seclists.org/fulldisclosure/2025/Apr/9
- https://lists.debian.org/debian-lts-announce/2025/02/msg00028.html
- https://security.netapp.com/advisory/ntap-20250328-0010/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.