CVE-2020-12416: Race Condition
First published: Tue Jun 30 2020(Updated: )
A VideoStreamEncoder may have been freed in a race condition with VideoBroadcaster::AddOrUpdateSink, resulting in a use-after-free, memory corruption, and a potentially exploitable crash.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Thunderbird | <78 | 78 |
| Mozilla Firefox | <78 | 78 |
| Mozilla Firefox | <78.0 | |
| openSUSE Leap | =15.1 | |
| openSUSE Leap | =15.2 | |
| debian/firefox | 132.0.2-1 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1639734
- https://www.mozilla.org/security/advisories/mfsa2020-24/
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html
- https://security.gentoo.org/glsa/202007-10
- https://launchpad.net/bugs/cve/CVE-2020-12416
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-29/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-24/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-24/#CVE-2020-12416
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12416
- https://nvd.nist.gov/vuln/detail/CVE-2020-12416
- https://security-tracker.debian.org/tracker/CVE-2020-12416
- https://ubuntu.com/security/CVE-2020-12416
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is CVE-2020-12416?
CVE-2020-12416 is a vulnerability in Firefox and Thunderbird that could result in a use-after-free, memory corruption, and potentially exploitable crash.
How does CVE-2020-12416 affect Firefox?
CVE-2020-12416 affects Firefox versions prior to 78.0.
How does CVE-2020-12416 affect Thunderbird?
CVE-2020-12416 affects Thunderbird versions prior to 78.0.
What is the severity of CVE-2020-12416?
CVE-2020-12416 has a severity level of critical with a CVSS score of 8.8.
How do I fix CVE-2020-12416 in Firefox and Thunderbird?
To fix CVE-2020-12416, upgrade to Firefox version 78.0 or later, or upgrade to Thunderbird version 78.0 or later.
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