Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.
References
Link | Resource |
---|---|
https://bugzilla.mozilla.org/show_bug.cgi?id=1626728 | Issue Tracking Permissions Required |
https://usn.ubuntu.com/4335-1/ | Third Party Advisory |
https://www.mozilla.org/security/advisories/mfsa2020-11/ | Vendor Advisory |
https://www.mozilla.org/security/advisories/mfsa2020-14/ | Vendor Advisory |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mozilla
Published: 2020-04-24T15:56:04
Updated: 2020-04-29T02:07:16
Reserved: 2020-01-10T00:00:00
Link: CVE-2020-6820
JSON object: View
NVD Information
Status : Analyzed
Published: 2020-04-24T16:15:13.463
Modified: 2022-07-12T17:42:04.277
Link: CVE-2020-6820
JSON object: View
Redhat Information
No data.
CWE