USN-3235-1

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Source
https://ubuntu.com/security/notices/USN-3235-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3235-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-3235-1
Upstream
Related
Published
2017-03-16T11:46:37.293607Z
Modified
2025-07-16T08:52:20.149828Z
Summary
libxml2 vulnerabilities
Details

It was discovered that libxml2 incorrectly handled format strings. If a user or automated system were tricked into opening a specially crafted document, an attacker could possibly cause libxml2 to crash, resulting in a denial of service. This issue only affected Ubuntu 12.04 LTS, Ubuntu 14.04 LTS, and Ubuntu 16.04 LTS. (CVE-2016-4448)

It was discovered that libxml2 incorrectly handled certain malformed documents. If a user or automated system were tricked into opening a specially crafted document, an attacker could cause libxml2 to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2016-4658)

Nick Wellnhofer discovered that libxml2 incorrectly handled certain malformed documents. If a user or automated system were tricked into opening a specially crafted document, an attacker could cause libxml2 to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2016-5131)

References

Affected packages

Ubuntu:14.04:LTS / libxml2

Package

Name
libxml2
Purl
pkg:deb/ubuntu/libxml2@2.9.1+dfsg1-3ubuntu4.9?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.1+dfsg1-3ubuntu4.9

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

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libxml2",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "libxml2-dbg",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "libxml2-dbgsym",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "libxml2-dev",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "libxml2-dev-dbgsym",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "libxml2-doc",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "libxml2-udeb",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "libxml2-udeb-dbgsym",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "libxml2-utils",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "libxml2-utils-dbg",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "libxml2-utils-dbgsym",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "python-libxml2",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "python-libxml2-dbg",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        },
        {
            "binary_name": "python-libxml2-dbgsym",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.9"
        }
    ]
}

Ubuntu:16.04:LTS / libxml2

Package

Name
libxml2
Purl
pkg:deb/ubuntu/libxml2@2.9.3+dfsg1-1ubuntu0.2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.3+dfsg1-1ubuntu0.2

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

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libxml2",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "libxml2-dbg",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "libxml2-dbgsym",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "libxml2-dev",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "libxml2-dev-dbgsym",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "libxml2-doc",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "libxml2-udeb",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "libxml2-udeb-dbgsym",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "libxml2-utils",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "libxml2-utils-dbg",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "libxml2-utils-dbgsym",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "python-libxml2",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "python-libxml2-dbg",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.2"
        }
    ]
}