Red Hat alert RHSA-2025:4027-01 (thunderbird)

An update for thunderbird is now available for Red Hat Enterprise Linux 9.2
Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of
Important. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

Mozilla Thunderbird is a standalone mail and newsgroup client.

Security Fix(es):

* thunderbird: Use-after-free triggered by XSLTProcessor (CVE-2025-3028)
 
* thunderbird: URL Bar Spoofing via non-BMP Unicode characters
(CVE-2025-3029)

* thunderbird: Memory safety bugs fixed in Thunderbird 137 and Thunderbird
128.9 (CVE-2025-3030)

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.

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Original: https://access.redhat.com/security/data/csaf/v2/advisories/2025/rhsa-2025_4027.json