-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: thunderbird security update Advisory ID: RHSA-2021:2264-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:2264 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 8. 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 AppStream (v. 8) - aarch64, ppc64le, s390x, 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 AppStream (v. 8): Source: thunderbird-78.11.0-1.el8_4.src.rpm aarch64: thunderbird-78.11.0-1.el8_4.aarch64.rpm thunderbird-debuginfo-78.11.0-1.el8_4.aarch64.rpm thunderbird-debugsource-78.11.0-1.el8_4.aarch64.rpm ppc64le: thunderbird-78.11.0-1.el8_4.ppc64le.rpm thunderbird-debuginfo-78.11.0-1.el8_4.ppc64le.rpm thunderbird-debugsource-78.11.0-1.el8_4.ppc64le.rpm s390x: thunderbird-78.11.0-1.el8_4.s390x.rpm thunderbird-debuginfo-78.11.0-1.el8_4.s390x.rpm thunderbird-debugsource-78.11.0-1.el8_4.s390x.rpm x86_64: thunderbird-78.11.0-1.el8_4.x86_64.rpm thunderbird-debuginfo-78.11.0-1.el8_4.x86_64.rpm thunderbird-debugsource-78.11.0-1.el8_4.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 iQIVAwUBYL4Qp9zjgjWX9erEAQhKjhAAlA0heqgHojXbcL3+COjpte5d21QwBF7r Uh1fAZiZYH1YzTpu4kZfaQiUTeGqswAyDOh48Leu2ayNymyyfJCPIZLooaTyWpgA LWRaKdQcALdw7YcUbS2Omhk7q1OTPtbqywdGnFUk/3ckpU8rsjavzJS3ZcMr7rYC Zi051i1dzVoiyZWe8YMhjv5r2FZSfFa8JjUwPKhypc9MmnvyXIfnxbGlsNzyVuuX vPKxIcf1yaj3jrpevphJf1u0zDPjnluhlOzxfxfPEM6HePEWrBMMCmhQvWb1Ve+u V0DUn0jgGvkS4pjISXRLLfjhpjo/u9dghygjtCvPLglZUzfshXC/rilr8GHcFONe GEsplRLZ0WRDxiBvzkRlJP+5A1xFfflmLD/BnPoKoNJEbpVeC0yMlf8XYupZSTaS Q8CHOV7IEsF5aSYKVX4hzY/DGBc4xDVHldux5EXxiQzziwKHeQVOXfzk4XPoRr69 pmi0smbTcmAiiNY6WUJTYnuzDQwLa49Jw46iriTDs62/ShyPvII7Hkh12irgyJTR pVMhrHGdfm0GmNw2cl7PYQ5PndpQpjIgFMuISEoyGkmCxjIfxRR1aJyCmvNXbqNo W7wJdSXt5Yswn6VBxJlam/Yki/tUwSLJJHiZlxX6l/8HUr/e5NyYvfdMunB7jsxp qQLZ+z0vKKo= =Pw1N -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce