Description
Using the new logical assignment operators in a JavaScript switch statement could have caused a type confusion, leading to a memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-2539-1 | firefox-esr security update |
Debian DLA |
DLA-2541-1 | thunderbird security update |
Debian DSA |
DSA-4840-1 | firefox-esr security update |
Debian DSA |
DSA-4842-1 | thunderbird security update |
EUVD |
EUVD-2021-10875 | Using the new logical assignment operators in a JavaScript switch statement could have caused a type confusion, leading to a memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7. |
Ubuntu USN |
USN-4717-1 | Firefox vulnerabilities |
Ubuntu USN |
USN-4736-1 | Thunderbird vulnerabilities |
References
History
No history.
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2024-08-03T19:14:09.879Z
Reserved: 2021-01-13T00:00:00.000Z
Link: CVE-2021-23954
No data.
Status : Modified
Published: 2021-02-26T03:15:13.510
Modified: 2024-11-21T05:52:05.773
Link: CVE-2021-23954
OpenCVE Enrichment
No data.
Weaknesses
Debian DLA
Debian DSA
EUVD
Ubuntu USN