CVE-2020-15684: Use After Free
First published: Tue Oct 20 2020(Updated: )
Mozilla developers Christian Holler, Sebastian Hengst, Bogdan Tara, and Tyson Smith reported memory safety bugs present in Firefox 81. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Firefox | <82 | 82 |
| <82 | 82 | |
| Mozilla Firefox | <82.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2020-15684.
Who reported the memory safety bugs in Firefox 81?
Mozilla developers Christian Holler, Sebastian Hengst, Bogdan Tara, and Tyson Smith reported the memory safety bugs.
What is the severity rating of CVE-2020-15684?
CVE-2020-15684 has a severity rating of high (7).
How can CVE-2020-15684 be exploited?
With enough effort, CVE-2020-15684 could have been exploited to run arbitrary code.
How can I fix CVE-2020-15684?
To fix CVE-2020-15684, update your Firefox browser to version 82 or higher.
- agent/type
- agent/first-publish-date
- agent/softwarecombine
- agent/references
- agent/author
- agent/severity
- agent/weakness
- collector/mozilla-advisory
- agent/software-canonical-lookup-request
- agent/description
- source/Mozilla
- agent/software-canonical-lookup
- collector/nvd-index
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/event
- agent/tags
- agent/trending
- vendor/mozilla
- canonical/mozilla firefox