RHSA-2022:6710 — Security Advisory

An update for thunderbird is now available for Red Hat Enterprise Linux 7.

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.

This update upgrades Thunderbird to version 102.3.0.

Security Fix(es):

• Mozilla: Leaking of sensitive information when composing a response to an HTML email with a META refresh tag (CVE-2022-3033)

• Mozilla: Bypassing FeaturePolicy restrictions on transient pages (CVE-2022-40959)

• Mozilla: Data-race when parsing non-UTF-8 URLs in threads (CVE-2022-40960)

• Mozilla: Memory safety bugs fixed in Firefox 105 and Firefox ESR 102.3 (CVE-2022-40962)

• Mozilla: Remote content specified in an HTML document that was nested inside an iframe's srcdoc attribute was not blocked (CVE-2022-3032)

• Mozilla: An iframe element in an HTML email could trigger a network request (CVE-2022-3034)

• Mozilla: Matrix SDK bundled with Thunderbird vulnerable to denial-of-service attack (CVE-2022-36059)

• Mozilla: Bypassing Secure Context restriction for cookies with __Host and __Secure prefix (CVE-2022-40958)

• Mozilla: Content-Security-Policy base-uri bypass (CVE-2022-40956)

• Mozilla: Incoherent instruction cache when building WASM on ARM64 (CVE-2022-40957)

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.