UBUNTU-CVE-2016-4449

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Source
https://ubuntu.com/security/CVE-2016-4449
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-4449.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2016-4449
Upstream
Downstream
Related
Published
2016-05-30T00:00:00Z
Modified
2025-09-08T16:43:44Z
Severity
  • 7.1 (High) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.4, when not in validating mode, allows context-dependent attackers to read arbitrary files or cause a denial of service (resource consumption) via unspecified vectors.

References

Affected packages

Ubuntu:14.04:LTS / libxml2

Package

Name
libxml2
Purl
pkg:deb/ubuntu/libxml2@2.9.1+dfsg1-3ubuntu4.8?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.1+dfsg1-3ubuntu4.8

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.8",
            "binary_name": "libxml2"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.8",
            "binary_name": "libxml2-dev"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.8",
            "binary_name": "libxml2-utils"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.8",
            "binary_name": "python-libxml2"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:16.04:LTS / libxml2

Package

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

Affected ranges

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

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

Ecosystem specific 

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