RHSA-2021:4969: Critical: thunderbird security update
Mozilla Thunderbird is a standalone mail and newsgroup client.<br>Security Fix(es):<br><li> nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS) (CVE-2021-43527)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2021:4969?
The severity of RHSA-2021:4969 is classified as critical.
How do I fix RHSA-2021:4969?
To fix RHSA-2021:4969, update Mozilla Thunderbird to version 91.3.0-3.el8_1 or later.
What vulnerabilities are addressed in RHSA-2021:4969?
RHSA-2021:4969 addresses a memory corruption issue in decodeECorDsaSignature with DSA signatures and RSA-PSS (CVE-2021-43527).
Which versions of Thunderbird are affected by RHSA-2021:4969?
RHSA-2021:4969 affects Mozilla Thunderbird versions prior to 91.3.0-3.el8_1.
Is there any additional information on RHSA-2021:4969?
Further details regarding RHSA-2021:4969 can typically be found in the security advisory documents released by Red Hat.