Security update for MozillaThunderbird SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2020:3935-1 Final 1 1 2020-12-25T08:26:55Z current 2020-12-25T08:26:55Z 2020-12-25T08:26:55Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for MozillaThunderbird This update for MozillaThunderbird fixes the following issues: - Mozilla Thunderbird 78.6 * new: MailExtensions: Added browser.windows.openDefaultBrowser() (bmo#1664708) * changed: Thunderbird now only shows quota exceeded indications on the main window (bmo#1671748) * changed: MailExtensions: menus API enabled in messages being composed (bmo#1670832) * changed: MailExtensions: Honor allowScriptsToClose argument in windows.create API function (bmo#1675940) * changed: MailExtensions: APIs that returned an accountId will reflect the account the message belongs to, not what is stored in message headers (bmo#1644032) * fixed: Keyboard shortcut for toggling message 'read' status not shown in menus (bmo#1619248) * fixed: OpenPGP: After importing a secret key, Key Manager displayed properties of the wrong key (bmo#1667054) * fixed: OpenPGP: Inline PGP parsing improvements (bmo#1660041) * fixed: OpenPGP: Discovering keys online via Key Manager sometimes failed on Linux (bmo#1634053) * fixed: OpenPGP: Encrypted attachment 'Decrypt and Open/Save As' did not work (bmo#1663169) * fixed: OpenPGP: Importing keys failed on macOS (bmo#1680757) * fixed: OpenPGP: Verification of clear signed UTF-8 text failed (bmo#1679756) * fixed: Address book: Some columns incorrectly displayed no data (bmo#1631201) * fixed: Address book: The address book view did not update after changing the name format in the menu (bmo#1678555) * fixed: Calendar: Could not import an ICS file into a CalDAV calendar (bmo#1652984) * fixed: Calendar: Two 'Home' calendars were visible on a new profile (bmo#1656782) * fixed: Calendar: Dark theme was incomplete on Linux (bmo#1655543) * fixed: Dark theme did not apply to new mail notification popups (bmo#1681083) * fixed: Folder icon, message list, and contact side bar visual improvements (bmo#1679436) * fixed: MailExtensions: HTTP refresh in browser content tabs did not work (bmo#1667774) * fixed: MailExtensions: messageDisplayScripts failed to run in main window (bmo#1674932) * fixed: Various security fixes MFSA 2020-56 (bsc#1180039) * CVE-2020-16042 (bmo#1679003) Operations on a BigInt could have caused uninitialized memory to be exposed * CVE-2020-26971 (bmo#1663466) Heap buffer overflow in WebGL * CVE-2020-26973 (bmo#1680084) CSS Sanitizer performed incorrect sanitization * CVE-2020-26974 (bmo#1681022) Incorrect cast of StyleGenericFlexBasis resulted in a heap use-after-free * CVE-2020-26978 (bmo#1677047) Internal network hosts could have been probed by a malicious webpage * CVE-2020-35111 (bmo#1657916) The proxy.onRequest API did not catch view-source URLs * CVE-2020-35112 (bmo#1661365) Opening an extension-less download may have inadvertently launched an executable instead * CVE-2020-35113 (bmo#1664831, bmo#1673589) Memory safety bugs fixed in Thunderbird 78.6 Mozilla Thunderbird 78.5.1 * new: OpenPGP: Added option to disable email subject encryption (bmo#1666073) * changed: OpenPGP public key import now supports multi-file selection and bulk accepting imported keys (bmo#1665145) * changed: MailExtensions: getComposeDetails will wait for 'compose-editor-ready' event (bmo#1675012) * fixed: New mail icon was not removed from the system tray at shutdown (bmo#1664586) * fixed: 'Place replies in the folder of the message being replied to' did not work when using 'Reply to List' (bmo#522450) * fixed: Thunderbird did not honor the 'Run search on server' option when searching messages (bmo#546925) * fixed: Highlight color for folders with unread messages wasn't visible in dark theme (bmo#1676697) * fixed: OpenPGP: Key were missing from Key Manager (bmo#1674521) * fixed: OpenPGP: Option to import keys from clipboard always disabled (bmo#1676842) * fixed: The 'Link' button on the large attachments info bar failed to open up Filelink section in Options if the user had not yet configured Filelink (bmo#1677647) * fixed: Address book: Printing members of a mailing list resulted in incorrect output (bmo#1676859) * fixed: Unable to connect to LDAP servers configured with a self-signed SSL certificate (bmo#1659947) * fixed: Autoconfig via LDAP did not work as expected (bmo#1662433) * fixed: Calendar: Pressing Ctrl-Enter in the new event dialog would create duplicate events (bmo#1668478) * fixed: Various security fixes MFSA 2020-53 (bsc#1179530) * CVE-2020-26970 (bmo#1677338) Stack overflow due to incorrect parsing of SMTP server response codes The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-2020-3935,SUSE-SLE-Product-WE-15-SP2-2020-3935 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2020/suse-su-20203935-1/ Link for SUSE-SU-2020:3935-1 https://lists.suse.com/pipermail/sle-security-updates/2020-December/008122.html E-Mail link for SUSE-SU-2020:3935-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1179530 SUSE Bug 1179530 https://bugzilla.suse.com/1180039 SUSE Bug 1180039 https://www.suse.com/security/cve/CVE-2020-16042/ SUSE CVE CVE-2020-16042 page https://www.suse.com/security/cve/CVE-2020-26970/ SUSE CVE CVE-2020-26970 page https://www.suse.com/security/cve/CVE-2020-26971/ SUSE CVE CVE-2020-26971 page https://www.suse.com/security/cve/CVE-2020-26973/ SUSE CVE CVE-2020-26973 page https://www.suse.com/security/cve/CVE-2020-26974/ SUSE CVE CVE-2020-26974 page https://www.suse.com/security/cve/CVE-2020-26978/ SUSE CVE CVE-2020-26978 page https://www.suse.com/security/cve/CVE-2020-35111/ SUSE CVE CVE-2020-35111 page https://www.suse.com/security/cve/CVE-2020-35112/ SUSE CVE CVE-2020-35112 page https://www.suse.com/security/cve/CVE-2020-35113/ SUSE CVE CVE-2020-35113 page SUSE Linux Enterprise Workstation Extension 15 SP2 MozillaThunderbird-78.6.0-8.3.1 MozillaThunderbird-translations-common-78.6.0-8.3.1 MozillaThunderbird-translations-other-78.6.0-8.3.1 MozillaThunderbird-78.6.0-8.3.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP2 MozillaThunderbird-translations-common-78.6.0-8.3.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP2 MozillaThunderbird-translations-other-78.6.0-8.3.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP2 Uninitialized Use in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. CVE-2020-16042 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-common-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-other-78.6.0-8.3.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203935-1/ https://www.suse.com/security/cve/CVE-2020-16042.html CVE-2020-16042 https://bugzilla.suse.com/1179576 SUSE Bug 1179576 https://bugzilla.suse.com/1180039 SUSE Bug 1180039 When reading SMTP server status codes, Thunderbird writes an integer value to a position on the stack that is intended to contain just one byte. Depending on processor architecture and stack layout, this leads to stack corruption that may be exploitable. This vulnerability affects Thunderbird < 78.5.1. CVE-2020-26970 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-common-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-other-78.6.0-8.3.1 critical To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203935-1/ https://www.suse.com/security/cve/CVE-2020-26970.html CVE-2020-26970 https://bugzilla.suse.com/1179530 SUSE Bug 1179530 Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6. CVE-2020-26971 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-common-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-other-78.6.0-8.3.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203935-1/ https://www.suse.com/security/cve/CVE-2020-26971.html CVE-2020-26971 https://bugzilla.suse.com/1180039 SUSE Bug 1180039 Certain input to the CSS Sanitizer confused it, resulting in incorrect components being removed. This could have been used as a sanitizer bypass. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6. CVE-2020-26973 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-common-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-other-78.6.0-8.3.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203935-1/ https://www.suse.com/security/cve/CVE-2020-26973.html CVE-2020-26973 https://bugzilla.suse.com/1180039 SUSE Bug 1180039 When flex-basis was used on a table wrapper, a StyleGenericFlexBasis object could have been incorrectly cast to the wrong type. This resulted in a heap user-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6. CVE-2020-26974 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-common-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-other-78.6.0-8.3.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203935-1/ https://www.suse.com/security/cve/CVE-2020-26974.html CVE-2020-26974 https://bugzilla.suse.com/1180039 SUSE Bug 1180039 Using techniques that built on the slipstream research, a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6. CVE-2020-26978 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-common-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-other-78.6.0-8.3.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203935-1/ https://www.suse.com/security/cve/CVE-2020-26978.html CVE-2020-26978 https://bugzilla.suse.com/1180039 SUSE Bug 1180039 When an extension with the proxy permission registered to receive <all_urls>, the proxy.onRequest callback was not triggered for view-source URLs. While web content cannot navigate to such URLs, a user opening View Source could have inadvertently leaked their IP address. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6. CVE-2020-35111 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-common-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-other-78.6.0-8.3.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203935-1/ https://www.suse.com/security/cve/CVE-2020-35111.html CVE-2020-35111 https://bugzilla.suse.com/1180039 SUSE Bug 1180039 If a user downloaded a file lacking an extension on Windows, and then "Open"-ed it from the downloads panel, if there was an executable file in the downloads directory with the same name but with an executable extension (such as .bat or .exe) that executable would have been launched instead. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6. CVE-2020-35112 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-common-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-other-78.6.0-8.3.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203935-1/ https://www.suse.com/security/cve/CVE-2020-35112.html CVE-2020-35112 https://bugzilla.suse.com/1180039 SUSE Bug 1180039 Mozilla developers reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6. CVE-2020-35113 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-common-78.6.0-8.3.1 SUSE Linux Enterprise Workstation Extension 15 SP2:MozillaThunderbird-translations-other-78.6.0-8.3.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20203935-1/ https://www.suse.com/security/cve/CVE-2020-35113.html CVE-2020-35113 https://bugzilla.suse.com/1180039 SUSE Bug 1180039