-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: thunderbird security update Advisory ID: RHSA-2021:2263-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:2263 Issue date: 2021-06-07 CVE Names: CVE-2021-29956 CVE-2021-29957 CVE-2021-29967 ===================================================================== 1. Summary: 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. 2. Relevant releases/architectures: Red Hat Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - ppc64le, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 3. Description: Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 78.11.0. Security Fix(es): * Mozilla: Memory safety bugs fixed in Firefox 89 and Firefox ESR 78.11 (CVE-2021-29967) * Mozilla: Thunderbird stored OpenPGP secret keys without master password protection (CVE-2021-29956) * Mozilla: Partial protection of inline OpenPGP message not indicated (CVE-2021-29957) 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. 4. 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. 5. Bugs fixed (https://bugzilla.redhat.com/): 1961503 - CVE-2021-29957 Mozilla: Partial protection of inline OpenPGP message not indicated 1961504 - CVE-2021-29956 Mozilla: Thunderbird stored OpenPGP secret keys without master password protection 1966831 - CVE-2021-29967 Mozilla: Memory safety bugs fixed in Firefox 89 and Firefox ESR 78.11 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: thunderbird-78.11.0-1.el7_9.src.rpm x86_64: thunderbird-78.11.0-1.el7_9.x86_64.rpm thunderbird-debuginfo-78.11.0-1.el7_9.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): Source: thunderbird-78.11.0-1.el7_9.src.rpm ppc64le: thunderbird-78.11.0-1.el7_9.ppc64le.rpm thunderbird-debuginfo-78.11.0-1.el7_9.ppc64le.rpm x86_64: thunderbird-78.11.0-1.el7_9.x86_64.rpm thunderbird-debuginfo-78.11.0-1.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: thunderbird-78.11.0-1.el7_9.src.rpm x86_64: thunderbird-78.11.0-1.el7_9.x86_64.rpm thunderbird-debuginfo-78.11.0-1.el7_9.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2021-29956 https://access.redhat.com/security/cve/CVE-2021-29957 https://access.redhat.com/security/cve/CVE-2021-29967 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYL4KU9zjgjWX9erEAQgiEhAApI6zOxiMwcXJ0Us+1v5twj/Qc2PRmhoV MaFO58UoVht2EAkVnsl300sW9tuwqU1cLCggX9oS3eniGnn6ArJqIQc6XeELG43O H2QYWRFC8+8VooVp3IXdFWv1cKQ0zCUcxPojHOaifkhAX2PJn7h+YVYYBOF9JhV8 5C8hNDPaHFfysMBx4GDCmLoxFXJWcDUODptIX3jKflJkAi1ya7Fj4nyabuwWhDw3 R8KsqxysMzahw06X0nhO2u43TY5TDyrTEVpUt6zt2i8JlFZbcaDAFPTaAN6mxIcD EJEgngleZIhpwNQ8WJ+tsscAGx09QRWsVSVoLMPu14c/8p4qRJ6S0qZJ7w9OVTY/ MK2GxsowuopzOXfnqO1ZDL4I+hg8mbw3Fz02XeE7tpWPF9nBJH2aRbYW1Izt6p3f x+7fhz/mLcdYyiCykAoOP1xkKjV/qUaE5N0V206RKehHpgJNqXEb8ugPJktpJ5oF 47fTrJFsKXH9KGCP+I4uCZKVcAEmT+Rqx0ytpoRWjTaZbHu2j9tN7O8x4o4LQa7l J6V35WHH6/UaLNZ72CEYbze8rb+t4Kz43WoLfaILO9Yuzdp9YZ+HnK14ln3SkOfT HjmtNp51MHn7fC+2+rsBMRTKHNlGnEtEuAZ3/uYh4LYLCNdK4aRDM3xz1EAcnj+1 +5k2l4+rARQ= =KYCi -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce