-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: thunderbird security update Advisory ID: RHSA-2020:2616-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2616 Issue date: 2020-06-18 CVE Names: CVE-2020-12398 CVE-2020-12405 CVE-2020-12406 CVE-2020-12410 ==================================================================== 1. Summary: An update for thunderbird is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions. 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 E4S (v. 8.0) - ppc64le, x86_64 3. Description: Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 68.9.0. Security Fix(es): * Mozilla: Security downgrade with IMAP STARTTLS leads to information leakage (CVE-2020-12398) * Mozilla: Use-after-free in SharedWorkerService (CVE-2020-12405) * Mozilla: JavaScript Type confusion with NativeTypes (CVE-2020-12406) * Mozilla: Memory safety bugs fixed in Firefox 77 and Firefox ESR 68.9 (CVE-2020-12410) 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/): 1843030 - CVE-2020-12410 Mozilla: Memory safety bugs fixed in Firefox 77 and Firefox ESR 68.9 1843312 - CVE-2020-12406 Mozilla: JavaScript Type confusion with NativeTypes 1843313 - CVE-2020-12405 Mozilla: Use-after-free in SharedWorkerService 1846556 - CVE-2020-12398 Mozilla: Security downgrade with IMAP STARTTLS leads to information leakage 6. Package List: Red Hat Enterprise Linux AppStream E4S (v. 8.0): Source: thunderbird-68.9.0-1.el8_0.src.rpm ppc64le: thunderbird-68.9.0-1.el8_0.ppc64le.rpm thunderbird-debuginfo-68.9.0-1.el8_0.ppc64le.rpm thunderbird-debugsource-68.9.0-1.el8_0.ppc64le.rpm x86_64: thunderbird-68.9.0-1.el8_0.x86_64.rpm thunderbird-debuginfo-68.9.0-1.el8_0.x86_64.rpm thunderbird-debugsource-68.9.0-1.el8_0.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-2020-12398 https://access.redhat.com/security/cve/CVE-2020-12405 https://access.redhat.com/security/cve/CVE-2020-12406 https://access.redhat.com/security/cve/CVE-2020-12410 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 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXuwbktzjgjWX9erEAQgpEg/+PLD8jxyS69SXSGiFoxwOg3n/Dx85EEFf m0zHFzgwhE3cIjTFEvBVBGUs53SXQwkBys4Y8dJPiVhJGcq9iZ8b7EzOpeSgZI9S 9uTJQN7dbyGGqVvLRW+zXPy1gtcerrjVLGuYqbytdPZTKL8iYBVDJvHlFIU9LVMx siFhcRqkQ+uB1p/ux3xmNBjr2OsZnHTmPPlk/bT+K4J8sWXteVYFRqhmLWTULfgL IyhNZ/h7pWmPhr5GjCfc2BkiyrHgaCq5L+obtBD7DrSkZMSOgWdF1sFwOTbfeQde 7pAMC79EHWR0sDuowu71iDHND6KX+aGxyPcFbCk16jgQxA0cHN1HFmaUZmdfFVh1 6/3CcNDIh9RTB7cCYXEVvsCy+Uqel1nEE0Lye8Uo8SY0Yn7AHz925ZjC/cL1Suhl XqmDgoOfKdGJTBOTtccqA9rtiARqqHMWpBQX9Ky6hOCqxb+FPjOd0LG07aG8EZS3 WMMHSh/5s7Qb3+X1GCOHXX1+UDDJUUTrDIOiqwsEoo/iRX5INHsr1nRbtI6adYZ+ vMYShoGHqM50YFwNCww4RAM+7nI3CEQNmbppoMGGg+4VMxy9zVI5FGL2XcOmIX4W bStG+q8uCSMbJwXVhtSgyOjUjj9Bhf1vetUCyqYthBtnLMTVIa5H9Y4tQ3v6i6/a 7F/6zzGFp60=Je7F -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce