CVE-2016-1976
Use-after-free vulnerability in the DesktopDisplayDevice class in the WebRTC implementation in...
5.5 MediumFix available
CVE-2016-1976 is a medium vulnerability (CVSS 5.5) in Mozilla Firefox, published March 13, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.34%, the 71st percentile. Fixed in MozillaFirefox 50.1.0-1.1.
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
1.34%Up 0.1 points since Feb 4, 2022
What each source reports
NVD Score used
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.
- Record
CVE-2016-1976- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2016-1976- Updated
- 2026-11-02
EUVDEUVD-2016-3065 No score
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.
- Record
EUVD-2016-3065- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6w2j-4h6c-6wqg
Use-after-free vulnerability in the DesktopDisplayDevice class in the WebRTC implementation in...
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.
- Record
GHSA-6w2j-4h6c-6wqg- CVSS 3.0
- 5.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10071-1 No score
MozillaFirefox-50.1.0-1.1 on GA media
These are all security issues fixed in the MozillaFirefox-50.1.0-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10071-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:14572-1 No score
firefox-esr-128.5.1-1.1 on GA media
These are all security issues fixed in the firefox-esr-128.5.1-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:14572-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
MozillaFirefoxopenSUSE:Tumbleweed |
before 50.1.0-1.1 | 50.1.0-1.1 |
firefox-esropenSUSE:Tumbleweed |
before 128.5.1-1.1 | 128.5.1-1.1 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
securityfocus.com/bid/84220
lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html
mozilla.org/security/announce/2016/mfsa2016-32.html
bugzilla.mozilla.org/show_bug.cgi?id=1176340
securitytracker.com/id/1035215
Show 194 moreShow less
security.gentoo.org/glsa/201605-06
nvd.nist.gov/vuln/detail/CVE-2016-1976
github.com/advisories/GHSA-6w2j-4h6c-6wqg
suse.com/security/cve/CVE-2008-5913
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