CVE-2016-9063: Integer Overflow

Published Nov 15, 2016
·
Updated

An integer overflow during the parsing of XML using the Expat library.

Other sources

libexpat. Multiple issues were addressed by updating to version 2.2.1

Credit

CVE-2016-9063, CVE-2017-9233

Affected Software

17 affected componentsFixes available
debian/expat
2.2.6-2+deb10u42.2.6-2+deb10u62.2.10-2+deb11u52.5.0-12.5.0-2
debian/firefox
118.0.2-1
debian/firefox-esr
91.12.0esr-1~deb10u1115.3.1esr-1~deb10u1102.15.0esr-1~deb11u1115.3.1esr-1~deb11u1102.15.1esr-1~deb12u1115.3.0esr-1~deb12u1115.3.0esr-1
Apple tvOS<11
11
Apple macOS High Sierra<10.13
10.13
Apple WatchOS<4
4
Mozilla Firefox<50
50
Apple iOS<11
11
Mozilla Firefox<50
Debian Debian Linux=8.0
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Python Python>=2.7.0<2.7.15
Python Python>=3.3.0<3.3.7
Python Python>=3.4.0<3.4.7
Python Python>=3.5.0<3.5.4
Python Python>=3.6.0<3.6.2

Event History

Nov 15, 2016
CVE Published
12:00 AM
Jun 11, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
DescriptionWeakness

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-2016-9063?

CVE-2016-9063 is a vulnerability that involves an integer overflow during the parsing of XML using the Expat library.

2

Which software is affected by CVE-2016-9063?

Firefox versions prior to 50, Mozilla Firefox, Debian Linux 8.0, Debian Linux 9.0, Debian Linux 10.0, Python 2.7.0 to 2.7.15, Python 3.3.0 to 3.3.7, Python 3.4.0 to 3.4.7, Python 3.5.0 to 3.5.4, Python 3.6.0 to 3.6.2, macOS High Sierra (up to version 10.13), iOS (up to version 11), tvOS (up to version 11), and watchOS (up to version 4) are affected by this vulnerability.

3

What is the severity of CVE-2016-9063?

CVE-2016-9063 has a severity keyword of 'critical' and a severity value of 9.8.

4

How do I fix CVE-2016-9063 in Firefox?

To fix CVE-2016-9063 in Firefox, update to version 50 or later.

5

How do I fix CVE-2016-9063 in the Expat library?

To fix CVE-2016-9063 in the Expat library, update to version 2.2.1 or later.

Contact

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