vulnerability

Oracle Linux: CVE-2021-43543: ELSA-2021-5013: firefox security update (IMPORTANT) (Multiple Advisories)

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Severity

CVSS

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

Published

Dec 7, 2021

Added

Dec 9, 2021

Modified

Dec 3, 2025

Description

Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction by embedding additional content. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Solutions

oracle-linux-upgrade-firefoxoracle-linux-upgrade-thunderbird

References

CVE-2021-43543
https://attackerkb.com/topics/CVE-2021-43543
ELSA-ELSA-2021-5013
ELSA-ELSA-2021-5014
ELSA-ELSA-2021-5045
ELSA-ELSA-2021-5046
CWE-79

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