UBUNTU-CVE-2017-16931

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Source
https://ubuntu.com/security/CVE-2017-16931
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-16931.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2017-16931
Upstream
Withdrawn
2025-07-18T16:44:15Z
Published
2017-11-23T21:29:00Z
Modified
2025-07-16T08:13:05.434260Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

parser.c in libxml2 before 2.9.5 mishandles parameter-entity references because the NEXTL macro calls the xmlParserHandlePEReference function in the case of a '%' character in a DTD name.

References

Affected packages

Ubuntu:14.04:LTS / libxml2

Package

Name
libxml2
Purl
pkg:deb/ubuntu/libxml2@2.9.1+dfsg1-3ubuntu4.10?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.1+dfsg1-3ubuntu4.10

Affected versions

2.*

2.9.1+dfsg1-3ubuntu2
2.9.1+dfsg1-3ubuntu3
2.9.1+dfsg1-3ubuntu4
2.9.1+dfsg1-3ubuntu4.1
2.9.1+dfsg1-3ubuntu4.2
2.9.1+dfsg1-3ubuntu4.3
2.9.1+dfsg1-3ubuntu4.4
2.9.1+dfsg1-3ubuntu4.5
2.9.1+dfsg1-3ubuntu4.6
2.9.1+dfsg1-3ubuntu4.7
2.9.1+dfsg1-3ubuntu4.8
2.9.1+dfsg1-3ubuntu4.9

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2-dbg"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2-dbgsym"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2-dev"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2-dev-dbgsym"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2-doc"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2-udeb"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2-udeb-dbgsym"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2-utils"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2-utils-dbg"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "libxml2-utils-dbgsym"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "python-libxml2"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "python-libxml2-dbg"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.10",
            "binary_name": "python-libxml2-dbgsym"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:16.04:LTS / libxml2

Package

Name
libxml2
Purl
pkg:deb/ubuntu/libxml2@2.9.3+dfsg1-1ubuntu0.3?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.3+dfsg1-1ubuntu0.3

Affected versions

2.*

2.9.2+zdfsg1-4
2.9.2+zdfsg1-4ubuntu1
2.9.2+zdfsg1-4ubuntu2
2.9.2+zdfsg1-4ubuntu3
2.9.3+dfsg1-1
2.9.3+dfsg1-1ubuntu0.1
2.9.3+dfsg1-1ubuntu0.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2-dbg"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2-dbgsym"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2-dev"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2-dev-dbgsym"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2-doc"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2-udeb"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2-udeb-dbgsym"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2-utils"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2-utils-dbg"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "libxml2-utils-dbgsym"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "python-libxml2"
        },
        {
            "binary_version": "2.9.3+dfsg1-1ubuntu0.3",
            "binary_name": "python-libxml2-dbg"
        }
    ],
    "availability": "No subscription required"
}