UBUNTU-CVE-2015-5312

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Source
https://ubuntu.com/security/CVE-2015-5312
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-5312.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2015-5312
Upstream
Downstream
Related
Published
2015-11-26T00:00:00Z
Modified
2025-07-16T07:33:09.895027Z
Severity
  • Ubuntu - low
Summary
[none]
Details

The xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.3 does not properly prevent entity expansion, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data, a different vulnerability than CVE-2014-3660.

References

Affected packages

Ubuntu:14.04:LTS / libxml2

Package

Name
libxml2
Purl
pkg:deb/ubuntu/libxml2@2.9.1+dfsg1-3ubuntu4.6?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.1+dfsg1-3ubuntu4.6

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

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libxml2",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "libxml2-dbg",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "libxml2-dbgsym",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "libxml2-dev",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "libxml2-dev-dbgsym",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "libxml2-doc",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "libxml2-udeb",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "libxml2-udeb-dbgsym",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "libxml2-utils",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "libxml2-utils-dbg",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "libxml2-utils-dbgsym",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "python-libxml2",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "python-libxml2-dbg",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        },
        {
            "binary_name": "python-libxml2-dbgsym",
            "binary_version": "2.9.1+dfsg1-3ubuntu4.6"
        }
    ]
}