vulnerability

Gentoo Linux: CVE-2021-43537: Mozilla Firefox: Multiple vulnerabilities

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Severity

CVSS

(AV:N/AC:M/Au:N/C:P/I:P/A:P)

Published

Dec 8, 2021

Added

Feb 22, 2022

Modified

Mar 31, 2026

Description

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.

Solutions

gentoo-linux-upgrade-mail-client-thunderbirdgentoo-linux-upgrade-mail-client-thunderbird-bingentoo-linux-upgrade-www-client-firefoxgentoo-linux-upgrade-www-client-firefox-bin

References

CVE-2021-43537
https://attackerkb.com/topics/CVE-2021-43537
CWE-704
EUVD-EUVD-2021-30466
GENTOO-202202-03
GENTOO-202208-14
https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-30466

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