CVE-2016-9079: Mozilla Firefox, Firefox ESR, and Thunderbird Use-After-Free Vulnerability

Published Nov 30, 2016
·
Updated

A use-after-free vulnerability in SVG Animation has been discovered. An exploit built on this vulnerability has been discovered in the wild targeting Firefox and Tor Browser users on Windows.

Other sources

Mozilla Firefox, Firefox ESR, and Thunderbird contain a use-after-free vulnerability in SVG Animation, targeting Firefox and Tor browser users on Windows.

CISA

Affected Software

37 affected componentsFixes available
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
Mozilla Firefox<50.0.2
50.0.2
Mozilla Firefox ESR<45.5.1
45.5.1
Mozilla Thunderbird<45.5.1
45.5.1
Mozilla Firefox, Firefox ESR, and Thunderbird
Debian Debian Linux=9.0
redhat Enterprise Linux=5.0
redhat Enterprise Linux=6.0
redhat Enterprise Linux=7.0
redhat Enterprise Linux Desktop=5.0
redhat Enterprise Linux Desktop=6.0
redhat Enterprise Linux Desktop=7.0
redhat Enterprise Linux Server=5.0
redhat Enterprise Linux Server=6.0
redhat Enterprise Linux Server=7.0
redhat Enterprise Linux Server Aus=7.3
redhat Enterprise Linux Server Aus=7.4
redhat Enterprise Linux Server Eus=7.3
redhat Enterprise Linux Server Eus=7.4
redhat Enterprise Linux Server Eus=7.5
redhat Enterprise Linux Workstation=5.0
redhat Enterprise Linux Workstation=6.0
redhat Enterprise Linux Workstation=7.0
Mozilla Thunderbird<45.5.1
Microsoft Windows
Mozilla Firefox<50.0.2
Mozilla Firefox ESR<45.5.1
torproject Tor
All of the following
Mozilla Thunderbird<45.5.1
Microsoft Windows
All of the following
Mozilla Firefox<50.0.2
Microsoft Windows
All of the following
Mozilla Firefox<45.5.1
Microsoft Windows
All of the following
torproject Tor
Microsoft Windows

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/firefox to a version that resolves this vulnerability.

    Fixed in 118.0.2-1
  2. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 91.12.0esr-1~deb10u1Fixed in 115.3.1esr-1~deb10u1Fixed in 102.15.0esr-1~deb11u1Fixed in 115.3.1esr-1~deb11u1Fixed in 102.15.1esr-1~deb12u1Fixed in 115.3.0esr-1~deb12u1Fixed in 115.3.0esr-1
  3. Upgrade

    Upgrade Firefox to a version that resolves this vulnerability.

    Fixed in 50.0.2
  4. Upgrade

    Upgrade Firefox ESR to a version that resolves this vulnerability.

    Fixed in 45.5.1
  5. Upgrade

    Upgrade Thunderbird to a version that resolves this vulnerability.

    Fixed in 45.5.1

Event History

Nov 30, 2016
CVE Published
12:00 AM
Jun 11, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
DescriptionWeakness
Data Sourced
via NVD·09:29 PM
DescriptionSeverityWeaknessAffected Software
Jun 22, 2023
Known Exploited
via CISA·12:00 AM

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2016-9079?

The severity of CVE-2016-9079 is classified as high due to its potential for exploitation in the wild affecting users.

2

How do I fix CVE-2016-9079?

To fix CVE-2016-9079, users should update their Firefox, Firefox ESR, or Thunderbird to the latest patched version.

3

Which software is affected by CVE-2016-9079?

CVE-2016-9079 affects multiple versions of Firefox, Firefox ESR, and Thunderbird, especially those prior to specific fixed versions.

4

Can CVE-2016-9079 be exploited on all operating systems?

CVE-2016-9079 has been primarily reported to affect users on Windows operating systems.

5

Is CVE-2016-9079 related to SVG Animation vulnerabilities?

Yes, CVE-2016-9079 is specifically identified as a use-after-free vulnerability in SVG Animation.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203