Description
libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the xmlDictAddString function in dict.c. This vulnerability causes programs that use libxml2, such as PHP, to crash. This vulnerability exists because of an incomplete fix for CVE-2016-1839.
Published: 2017-05-18
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1008-1 libxml2 security update
Debian DSA Debian DSA DSA-3952-1 libxml2 security update
EUVD EUVD EUVD-2017-0361 libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the xmlDictAddString function in dict.c. This vulnerability causes programs that use libxml2, such as PHP, to crash. This vulnerability exists because of an incomplete fix for CVE-2016-1839.
Github GHSA Github GHSA GHSA-8c56-cpmw-89x7 Out-of-bounds read in nokogiri
Ubuntu USN Ubuntu USN USN-3424-1 libxml2 vulnerabilities
Ubuntu USN Ubuntu USN USN-3424-2 libxml2 vulnerabilities
History

Wed, 17 Dec 2025 23:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-122
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

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


Fri, 11 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00365}

epss

{'score': 0.00335}


Subscriptions

Redhat Jboss Core Services
Xmlsoft Libxml2
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-12-17T22:10:56.955Z

Reserved: 2017-05-18T00:00:00.000Z

Link: CVE-2017-9050

cve-icon Vulnrichment

Updated: 2024-08-05T16:55:21.957Z

cve-icon NVD

Status : Modified

Published: 2017-05-18T06:29:00.497

Modified: 2026-05-13T00:24:29.033

Link: CVE-2017-9050

cve-icon Redhat

Severity : Moderate

Publid Date: 2017-05-15T00:00:00Z

Links: CVE-2017-9050 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses