RHSA-2022:6710 - Security Advisory

Topic

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.

Description

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

All running instances of Thunderbird must be restarted for the update to take effect.

Affected Products

• Red Hat Enterprise Linux Server 7 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 x86_64
• Red Hat Enterprise Linux Workstation 7 x86_64
• Red Hat Enterprise Linux Desktop 7 x86_64
• Red Hat Enterprise Linux for Power, little endian 7 ppc64le
• Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian 7 ppc64le

Fixes

• BZ - 2123255 - CVE-2022-3032 Mozilla: Remote content specified in an HTML document that was nested inside an iframe's srcdoc attribute was not blocked
• BZ - 2123256 - CVE-2022-3033 Mozilla: Leaking of sensitive information when composing a response to an HTML email with a META refresh tag
• BZ - 2123257 - CVE-2022-3034 Mozilla: An iframe element in an HTML email could trigger a network request
• BZ - 2123258 - CVE-2022-36059 Mozilla: Matrix SDK bundled with Thunderbird vulnerable to denial-of-service attack
• BZ - 2128792 - CVE-2022-40959 Mozilla: Bypassing FeaturePolicy restrictions on transient pages
• BZ - 2128793 - CVE-2022-40960 Mozilla: Data-race when parsing non-UTF-8 URLs in threads
• BZ - 2128794 - CVE-2022-40958 Mozilla: Bypassing Secure Context restriction for cookies with __Host and __Secure prefix
• BZ - 2128795 - CVE-2022-40956 Mozilla: Content-Security-Policy base-uri bypass
• BZ - 2128796 - CVE-2022-40957 Mozilla: Incoherent instruction cache when building WASM on ARM64
• BZ - 2128797 - CVE-2022-40962 Mozilla: Memory safety bugs fixed in Firefox 105 and Firefox ESR 102.3

CVEs

• CVE-2022-3032
• CVE-2022-3033
• CVE-2022-3034
• CVE-2022-3266
• CVE-2022-36059
• CVE-2022-40956
• CVE-2022-40957
• CVE-2022-40958
• CVE-2022-40959
• CVE-2022-40960
• CVE-2022-40962

References

• https://access.redhat.com/security/updates/classification/#important