CVE-2016-1976: Use After Free
First published: Sun Mar 13 2016(Updated: )
Use-after-free vulnerability in the DesktopDisplayDevice class in the WebRTC implementation in Mozilla Firefox before 45.0 on Windows might allow remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows | ||
| Mozilla Firefox | <=44.0.2 | |
| Webrtc Project Webrtc |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html
- http://www.mozilla.org/security/announce/2016/mfsa2016-32.html
- http://www.securityfocus.com/bid/84220
- http://www.securitytracker.com/id/1035215
- https://bugzilla.mozilla.org/show_bug.cgi?id=1176340
- https://security.gentoo.org/glsa/201605-06
Frequently Asked Questions
What is the severity of CVE-2016-1976?
CVE-2016-1976 has a severity rating that may allow remote attackers to exploit the vulnerability, leading to potential denial of service.
How do I fix CVE-2016-1976?
To fix CVE-2016-1976, users should upgrade to Mozilla Firefox version 45.0 or later, which addresses the use-after-free vulnerability.
What software is affected by CVE-2016-1976?
CVE-2016-1976 affects Mozilla Firefox versions up to and including 44.0.2 on Windows.
Can CVE-2016-1976 lead to data loss?
While the primary risk of CVE-2016-1976 is denial of service, it could indirectly lead to data loss through application crashes.
Is WebRTC affected by CVE-2016-1976?
Yes, the WebRTC implementation as found in Mozilla Firefox is associated with CVE-2016-1976.
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