CVE-2017-5969: Null Pointer Dereference

Published Apr 11, 2017
·
Updated

DISPUTED libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document. NOTE: The maintainer states "I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser."

Other sources

libxml2. A null pointer dereference was addressed with improved validation.

Credit

Gustavo Grieco

Affected Software

4 affected componentsFixes available
apple macOS High Sierra<10.13.1
10.13.1
Apple Sierra
apple El Capitan
Xmlsoft Libxml2=2.9.4

Event History

Apr 11, 2017
CVE Published
via MITRE·04:00 PM
Data Sourced
via MITRE·04:00 PM
Description
Disputed
04:59 PM

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is CVE-2017-5969?

CVE-2017-5969 is a vulnerability in libxml2 2.9.4 that allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document.

2

Which software versions are affected by CVE-2017-5969?

CVE-2017-5969 affects Apple macOS High Sierra 10.13.1, Apple Sierra, Apple El Capitan, and Xmlsoft Libxml2 2.9.4.

3

What is the severity of CVE-2017-5969?

The severity of CVE-2017-5969 is medium with a CVSS score of 4.7.

4

How can I fix the CVE-2017-5969 vulnerability?

To fix the CVE-2017-5969 vulnerability, update Apple macOS High Sierra to version 10.13.2 or higher.

5

Where can I find more information about CVE-2017-5969?

More information about CVE-2017-5969 can be found at the following references: [link1], [link2], [link3].

Contact

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