Security Advisory
CVE-2021-29986
8.1
HIGH
Vulnerability Description
A suspected race condition when calling getaddrinfo led to memory corruption and a potentially exploitable crash. *Note: This issue only affected Linux operating systems. Other operating systems are unaffected.* This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.
Published Date
August 17, 2021
Official Source
NIST NVD Advisory