An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2021-12-08T21:20:25

Updated: 2024-08-04T03:55:29.292Z

Reserved: 2021-11-08T00:00:00

Link: CVE-2021-43537

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-12-08T22:15:09.620

Modified: 2024-02-02T03:05:31.560

Link: CVE-2021-43537

cve-icon Redhat

Severity : Important

Publid Date: 2021-12-07T00:00:00Z

Links: CVE-2021-43537 - Bugzilla