Security update for MozillaThunderbird SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2025:03309-1 Final 1 1 2025-09-23T14:30:31Z current 2025-09-23T14:30:31Z 2025-09-23T14:30:31Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for MozillaThunderbird This update for MozillaThunderbird fixes the following issues: Update to Mozilla Thunderbird 140.3 (bsc#1249391). Security issues fixed: - MFSA 2025-78 * CVE-2025-10527: sandbox escape due to use-after-free in the Graphics: Canvas2D component. * CVE-2025-10528: sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component. * CVE-2025-10529: same-origin policy bypass in the Layout component. * CVE-2025-10532: incorrect boundary conditions in the JavaScript: GC component. * CVE-2025-10533: integer overflow in the SVG component. * CVE-2025-10536: information disclosure in the Networking: Cache component. * CVE-2025-10537: memory safety bugs fixed in Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. Other issues fixed: - Right-clicking 'List-ID' -> 'Unsubscribe' created double encoded draft subject. - Thunderbird could crash on startup. - Thunderbird could crash when importing mail. - Opening Website header link in RSS feed incorrectly re-encoded URL parameters. The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-2025-3309,SUSE-SLE-Module-Packagehub-Subpackages-15-SP6-2025-3309,SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2025-3309,SUSE-SLE-Product-WE-15-SP6-2025-3309,SUSE-SLE-Product-WE-15-SP7-2025-3309,openSUSE-SLE-15.6-2025-3309 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2025/suse-su-202503309-1/ Link for SUSE-SU-2025:03309-1 https://lists.suse.com/pipermail/sle-updates/2025-September/041811.html E-Mail link for SUSE-SU-2025:03309-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1249391 SUSE Bug 1249391 https://www.suse.com/security/cve/CVE-2025-10527/ SUSE CVE CVE-2025-10527 page https://www.suse.com/security/cve/CVE-2025-10528/ SUSE CVE CVE-2025-10528 page https://www.suse.com/security/cve/CVE-2025-10529/ SUSE CVE CVE-2025-10529 page https://www.suse.com/security/cve/CVE-2025-10532/ SUSE CVE CVE-2025-10532 page https://www.suse.com/security/cve/CVE-2025-10533/ SUSE CVE CVE-2025-10533 page https://www.suse.com/security/cve/CVE-2025-10536/ SUSE CVE CVE-2025-10536 page https://www.suse.com/security/cve/CVE-2025-10537/ SUSE CVE CVE-2025-10537 page SUSE Linux Enterprise Module for Package Hub 15 SP6 SUSE Linux Enterprise Module for Package Hub 15 SP7 SUSE Linux Enterprise Workstation Extension 15 SP6 SUSE Linux Enterprise Workstation Extension 15 SP7 openSUSE Leap 15.6 MozillaThunderbird-140.3.0-150200.8.239.1 MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 MozillaThunderbird-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Module for Package Hub 15 SP6 MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Module for Package Hub 15 SP6 MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Module for Package Hub 15 SP6 MozillaThunderbird-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Module for Package Hub 15 SP7 MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Module for Package Hub 15 SP7 MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Module for Package Hub 15 SP7 MozillaThunderbird-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP6 MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP6 MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP6 MozillaThunderbird-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP7 MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP7 MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP7 MozillaThunderbird-140.3.0-150200.8.239.1 as a component of openSUSE Leap 15.6 MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 as a component of openSUSE Leap 15.6 MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 as a component of openSUSE Leap 15.6 This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. CVE-2025-10527 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 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/2025/suse-su-202503309-1/ https://www.suse.com/security/cve/CVE-2025-10527.html CVE-2025-10527 https://bugzilla.suse.com/1249391 SUSE Bug 1249391 This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. CVE-2025-10528 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 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/2025/suse-su-202503309-1/ https://www.suse.com/security/cve/CVE-2025-10528.html CVE-2025-10528 https://bugzilla.suse.com/1249391 SUSE Bug 1249391 This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. CVE-2025-10529 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 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/2025/suse-su-202503309-1/ https://www.suse.com/security/cve/CVE-2025-10529.html CVE-2025-10529 https://bugzilla.suse.com/1249391 SUSE Bug 1249391 This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. CVE-2025-10532 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 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/2025/suse-su-202503309-1/ https://www.suse.com/security/cve/CVE-2025-10532.html CVE-2025-10532 https://bugzilla.suse.com/1249391 SUSE Bug 1249391 This vulnerability affects Firefox < 143, Firefox ESR < 115.28, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. CVE-2025-10533 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 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/2025/suse-su-202503309-1/ https://www.suse.com/security/cve/CVE-2025-10533.html CVE-2025-10533 https://bugzilla.suse.com/1249391 SUSE Bug 1249391 This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. CVE-2025-10536 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 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/2025/suse-su-202503309-1/ https://www.suse.com/security/cve/CVE-2025-10536.html CVE-2025-10536 https://bugzilla.suse.com/1249391 SUSE Bug 1249391 Memory safety bugs present in Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142. 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 < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3. CVE-2025-10537 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Module for Package Hub 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 SUSE Linux Enterprise Workstation Extension 15 SP7:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-140.3.0-150200.8.239.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-140.3.0-150200.8.239.1 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/2025/suse-su-202503309-1/ https://www.suse.com/security/cve/CVE-2025-10537.html CVE-2025-10537 https://bugzilla.suse.com/1249391 SUSE Bug 1249391