An issue was discovered in libxml2 before 2.10.3. When parsing a multi-gigabyte XML document with the XML_PARSE_HUGE parser option enabled, several integer counters can overflow. This results in an attempt to access an array at a negative 2GB offset, typically leading to a segmentation fault.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00134.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

Configuration 1 [-]

cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*

Configuration 2 [-]

OR cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vsphere:*:*
cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap_antivirus_connector:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:netapp_manageability_sdk:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:snapmanager:-:*:*:*:*:hyper-v:*:*

Configuration 3 [-]

OR cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

Configuration 4 [-]

AND
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*

Configuration 5 [-]

AND
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*

Configuration 6 [-]

AND
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*

Configuration 7 [-]

AND
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*

Configuration 8 [-]

AND
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*
Package CPE Advisory Released Date
Red Hat Enterprise Linux 8
libxml2-0:2.9.7-15.el8_7.1 cpe:/a:redhat:enterprise_linux:8 RHSA-2023:0173 2023-01-16T00:00:00Z
libxml2-0:2.9.7-15.el8_7.1 cpe:/o:redhat:enterprise_linux:8 RHSA-2023:0173 2023-01-16T00:00:00Z
Red Hat Enterprise Linux 8.6 Extended Update Support
libxml2-0:2.9.7-13.el8_6.4 cpe:/a:redhat:rhel_eus:8.6 RHSA-2024:0413 2024-01-25T00:00:00Z
Red Hat Enterprise Linux 9
libxml2-0:2.9.13-3.el9_1 cpe:/a:redhat:enterprise_linux:9 RHSA-2023:0338 2023-01-23T00:00:00Z
libxml2-0:2.9.13-3.el9_1 cpe:/o:redhat:enterprise_linux:9 RHSA-2023:0338 2023-01-23T00:00:00Z
Text-Only JBCS
libxml2 cpe:/a:redhat:jboss_core_services:1 RHSA-2022:8841 2022-12-08T00:00:00Z

No data.

Project Subscriptions

Vendors Products
Apple Subscribe
Ipados Subscribe
Iphone Os Subscribe
Macos Subscribe
Tvos Subscribe
Watchos Subscribe
Netapp Subscribe
Active Iq Unified Manager Subscribe
Clustered Data Ontap Subscribe
Clustered Data Ontap Antivirus Connector Subscribe
H300s Subscribe
H300s Firmware Subscribe
H410c Subscribe
H410c Firmware Subscribe
H410s Subscribe
H410s Firmware Subscribe
H500s Subscribe
H500s Firmware Subscribe
H700s Subscribe
H700s Firmware Subscribe
Netapp Manageability Sdk Subscribe
Ontap Select Deploy Administration Utility Subscribe
Snapmanager Subscribe
Redhat Subscribe
Enterprise Linux Subscribe
Jboss Core Services Subscribe
Rhel Eus Subscribe
Xmlsoft Subscribe
Libxml2 Subscribe
Advisories
Source ID Title
Debian DLA Debian DLA DLA-3172-1 libxml2 security update
Debian DSA Debian DSA DSA-5271-1 libxml2 security update
EUVD EUVD EUVD-2022-43600 An issue was discovered in libxml2 before 2.10.3. When parsing a multi-gigabyte XML document with the XML_PARSE_HUGE parser option enabled, several integer counters can overflow. This results in an attempt to access an array at a negative 2GB offset, typically leading to a segmentation fault.
Ubuntu USN Ubuntu USN USN-5760-1 libxml2 vulnerabilities
Ubuntu USN Ubuntu USN USN-5760-2 libxml2 vulnerabilities
Ubuntu USN Ubuntu USN USN-7659-1 Nokogiri vulnerabilities
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
http://seclists.org/fulldisclosure/2022/Dec/21 cve-icon cve-icon
http://seclists.org/fulldisclosure/2022/Dec/24 cve-icon cve-icon
http://seclists.org/fulldisclosure/2022/Dec/25 cve-icon cve-icon
http://seclists.org/fulldisclosure/2022/Dec/26 cve-icon cve-icon
http://seclists.org/fulldisclosure/2022/Dec/27 cve-icon cve-icon
https://gitlab.gnome.org/GNOME/libxml2/-/commit/c846986356fc149915a74972bf198abc266bc2c0 cve-icon cve-icon
https://gitlab.gnome.org/GNOME/libxml2/-/tags/v2.10.3 cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2022-40303 cve-icon
https://security.netapp.com/advisory/ntap-20221209-0003/ cve-icon cve-icon
https://support.apple.com/kb/HT213531 cve-icon cve-icon
https://support.apple.com/kb/HT213533 cve-icon cve-icon
https://support.apple.com/kb/HT213534 cve-icon cve-icon
https://support.apple.com/kb/HT213535 cve-icon cve-icon
https://support.apple.com/kb/HT213536 cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2022-40303 cve-icon
History

Tue, 29 Apr 2025 05:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-04-29T04:24:02.694Z

Reserved: 2022-09-09T00:00:00.000Z

Link: CVE-2022-40303

cve-icon Vulnrichment

Updated: 2024-08-03T12:14:40.053Z

cve-icon NVD

Status : Modified

Published: 2022-11-23T00:15:11.007

Modified: 2025-04-29T05:15:43.693

Link: CVE-2022-40303

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-10-14T00:00:00Z

Links: CVE-2022-40303 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses