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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.2175 thunderbird security update 23 June 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: thunderbird Publisher: Red Hat Operating System: Red Hat Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote with User Interaction Access Confidential Data -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2020-12410 CVE-2020-12406 CVE-2020-12405 CVE-2020-12398 Reference: ESB-2020.2157 ESB-2020.2137 ESB-2020.2058 ESB-2020.2049 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:2615 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: thunderbird security update Advisory ID: RHSA-2020:2615-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2615 Issue date: 2020-06-22 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 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 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 Client (v. 7): Source: thunderbird-68.9.0-1.el7_8.src.rpm x86_64: thunderbird-68.9.0-1.el7_8.x86_64.rpm thunderbird-debuginfo-68.9.0-1.el7_8.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): Source: thunderbird-68.9.0-1.el7_8.src.rpm ppc64le: thunderbird-68.9.0-1.el7_8.ppc64le.rpm thunderbird-debuginfo-68.9.0-1.el7_8.ppc64le.rpm x86_64: thunderbird-68.9.0-1.el7_8.x86_64.rpm thunderbird-debuginfo-68.9.0-1.el7_8.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: thunderbird-68.9.0-1.el7_8.src.rpm x86_64: thunderbird-68.9.0-1.el7_8.x86_64.rpm thunderbird-debuginfo-68.9.0-1.el7_8.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 <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXvB8RdzjgjWX9erEAQjgihAApy/bFmUFRttiL2sv3ISHPM0uPEXeq8xT V9wXV3ECYWL8ANr9LOvfy5SlWwDO5Vat+hwqqT21pQvil9Y5WTmweQQxh9OUDOqx v7un4o4tNbul8RwtRsZxZAvncXOeEoTB0SXfmTiqA5yt9ELdZhawE1Ze4MR4aCRV AjFQ4VF2unzvJcCPjvXNEoqFxm8sM+hFzKclN4dJ0SJ5WSldm5/Sc7L+zL5ZNU+5 dlds2Vi7ggMJm1/dZz6Rkhr4Iqeee4ektWdoGx/P2A+UUhqAy0dHAt+0kcXLRu6G QOmr1cNxQeinpnpLCAxIw1uiXFUeBc7zzuOi2rfsE6TaroFJmHE76pkzfYUTS4fc siE77ZTw2NSHZOuHVKy28HRVbjse7M4vk2B6IJR4hfAHYK/C3CCsIVP1C4s+0AQL SV6aOsxFAV6k1aMaU3sreeBnc9rWhEgtRE8nYg5s5AVrQoyMAciCTnpWOi2DvFDV Vn6KaLHSmoQA0bSUDOEKbjewmXbdLLkkXPbDStExyiDfM+Uc7ZoP0wj7SR5ropuH lUwopvUS8Nchri6o3RBxTz50kMM0imFspPIx8mGOXCwJY5F815kC3rssQ/LP2LwA gh0GD/8Q8F3jC5w4p+I6xOe8uXHDle7xmFkn1xVdU4y6GUOza2hDgUcMRKkf/PEc VVLIRYR7RXU= =vkE/ - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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