// For flags

CVE-2024-25062

libxml2: use-after-free in XMLReader

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

An issue was discovered in libxml2 before 2.11.7 and 2.12.x before 2.12.5. When using the XML Reader interface with DTD validation and XInclude expansion enabled, processing crafted XML documents can lead to an xmlValidatePopElement use-after-free.

Se descubrió un problema en libxml2 anterior a 2.11.7 y 2.12.x anterior a 2.12.5. Cuando se utiliza la interfaz del Lector XML con la validación DTD y la expansión XInclude habilitada, el procesamiento de documentos XML manipulados puede generar un use-after-free de xmlValidatePopElement.

A use-after-free flaw was found in libxml2. When using the XML Reader interface with DTD validation and XInclude expansion enabled, processing crafted XML documents can lead to an xmlValidatePopElement use-after-free.

Brief introduction Multiple memory related vulnerabilities, including use-after-free, out-of-bounds memory access and NULL pointer dereference, were discovered in GNOME XML Parser and Toolkit Library and its Python bindings, which may cause denial of service or other unintended behaviors. For the stable distribution (bookworm), these problems have been fixed in version 2.9.14+dfsg-1.3~deb12u2.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-02-04 CVE Reserved
  • 2024-02-04 CVE Published
  • 2025-05-09 CVE Updated
  • 2025-05-09 First Exploit
  • 2025-07-13 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-416: Use After Free
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Xmlsoft
Search vendor "Xmlsoft"
 Libxml2
Search vendor "Xmlsoft" for product "Libxml2"
 < 2.11.7
Search vendor "Xmlsoft" for product "Libxml2" and version " < 2.11.7"
-
Affected
Xmlsoft
Search vendor "Xmlsoft"
 Libxml2
Search vendor "Xmlsoft" for product "Libxml2"
 >= 2.12.0 < 2.12.5
Search vendor "Xmlsoft" for product "Libxml2" and version " >= 2.12.0 < 2.12.5"
-
Affected