CVE-2024-34459

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-34459
An issue was discovered in xmllint (from libxml2) before 2.11.8 and 2.12.x before 2.12.7. Formatting error messages with xmllint --htmlout can result in a buffer over-read in xmlHTMLPrintFileContext in xmllint.c.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://gitlab.gnome.org/GNOME/libxml2/-/issues/720 Issue Tracking Exploit
https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.11.8 Release Notes
https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7 Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/ Third Party Advisory Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/ Third Party Advisory Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/ Third Party Advisory Mailing List
https://gitlab.gnome.org/GNOME/libxml2/-/issues/720 Issue Tracking Exploit
https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.11.8 Release Notes
https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7 Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/ Third Party Advisory Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/ Third Party Advisory Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/ Third Party Advisory Mailing List
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*
cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*
History

10 Oct 2025, 18:00

Type Values Removed Values Added
CPE cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*
First Time Xmlsoft
Xmlsoft libxml2
References () https://gitlab.gnome.org/GNOME/libxml2/-/issues/720 - () https://gitlab.gnome.org/GNOME/libxml2/-/issues/720 - Issue Tracking, Exploit
References () https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.11.8 - () https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.11.8 - Release Notes
References () https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7 - () https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7 - Release Notes
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/ - Third Party Advisory, Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/ - Third Party Advisory, Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/ - Third Party Advisory, Mailing List

21 Nov 2024, 09:18

Type Values Removed Values Added
References () https://gitlab.gnome.org/GNOME/libxml2/-/issues/720 - () https://gitlab.gnome.org/GNOME/libxml2/-/issues/720 -
References () https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.11.8 - () https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.11.8 -
References () https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7 - () https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7 -
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/ -
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/ -
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/ -

22 Aug 2024, 18:35

Type Values Removed Values Added
CWE CWE-122
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5

10 Jun 2024, 18:15

Type Values Removed Values Added
References
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/ -

10 Jun 2024, 17:16

Type Values Removed Values Added
References
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/ -

10 Jun 2024, 16:15

Type Values Removed Values Added
References
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/ -
Summary
  • (es) Se descubrió un problema en xmllint (de libxml2) anterior a 2.11.8 y 2.12.x anterior a 2.12.7. Formatear mensajes de error con xmllint --htmlout puede provocar una lectura excesiva del búfer en xmlHTMLPrintFileContext en xmllint.c.

14 May 2024, 15:39

Type Values Removed Values Added
New CVE
Information

Published : 2024-05-14 15:39

Updated : 2025-10-10 18:00

NVD link : CVE-2024-34459

Mitre link : CVE-2024-34459

CVE.ORG link : CVE-2024-34459

JSON object : View

Products Affected

xmlsoft

  • libxml2
CWE
CWE-122

Heap-based Buffer Overflow