# Security update for MozillaThunderbird Announcement ID: SUSE-SU-2025:0080-1 Release Date: 2025-01-13T15:31:02Z Rating: important References: * bsc#1234991 Cross-References: * CVE-2025-0237 * CVE-2025-0238 * CVE-2025-0239 * CVE-2025-0240 * CVE-2025-0241 * CVE-2025-0242 * CVE-2025-0243 CVSS scores: * CVE-2025-0237 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N * CVE-2025-0237 ( NVD ): 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N * CVE-2025-0238 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N * CVE-2025-0238 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N * CVE-2025-0239 ( SUSE ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N * CVE-2025-0239 ( NVD ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N * CVE-2025-0240 ( SUSE ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N * CVE-2025-0240 ( NVD ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N * CVE-2025-0242 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N * CVE-2025-0242 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N * CVE-2025-0243 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N * CVE-2025-0243 ( NVD ): 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N Affected Products: * openSUSE Leap 15.6 * SUSE Linux Enterprise Desktop 15 SP6 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Workstation Extension 15 SP6 * SUSE Package Hub 15 15-SP6 An update that solves seven vulnerabilities can now be installed. ## Description: This update for MozillaThunderbird fixes the following issues: Update to Mozilla Thunderbird ESR 128.6 (MFSA 2025-05, bsc#1234991) Security fixes: * CVE-2025-0237 (bmo#1915257) WebChannel APIs susceptible to confused deputy attack * CVE-2025-0238 (bmo#1915535) Use-after-free when breaking lines in text * CVE-2025-0239 (bmo#1929156) Alt-Svc ALPN validation failure when redirected * CVE-2025-0240 (bmo#1929623) Compartment mismatch when parsing JavaScript JSON module * CVE-2025-0241 (bmo#1933023) Memory corruption when using JavaScript Text Segmentation * CVE-2025-0242 (bmo#1874523, bmo#1926454, bmo#1931873, bmo#1932169) Memory safety bugs fixed in Firefox 134, Thunderbird 134, Firefox ESR 115.19, Firefox ESR 128.6, Thunderbird 115.19, and Thunderbird 128.6 * CVE-2025-0243 (bmo#1827142, bmo#1932783) Memory safety bugs fixed in Firefox 134, Thunderbird 134, Firefox ESR 128.6, and Thunderbird 128.6 Other fixes: * fixed: New mail notification was not hidden after reading the new message (bmo#1920077) * fixed: New mail notification could show for the wrong folder, causing repeated alerts (bmo#1926462) * fixed: macOS shortcut CMD+1 did not restore the main window when it was minimized (bmo#1857953) * fixed: Clicking the context menu "Reply" button resulted in "Reply-All" (bmo#1935883) * fixed: Switching from "All", "Unread", and "Threads with unread" did not work (bmo#1921618) * fixed: Downloading message headers from a newsgroup could cause a hang (bmo#1931661) * fixed: Message list performance slow when many updates happened at once (bmo#1933104) * fixed: "mailto:" links did not apply the compose format of the current identity (bmo#550414) * fixed: Authentication failure of AUTH PLAIN or AUTH LOGIN did not fall back to USERPASS (bmo#1928026) ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * openSUSE Leap 15.6 zypper in -t patch openSUSE-SLE-15.6-2025-80=1 * SUSE Package Hub 15 15-SP6 zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP6-2025-80=1 * SUSE Linux Enterprise Workstation Extension 15 SP6 zypper in -t patch SUSE-SLE-Product-WE-15-SP6-2025-80=1 ## Package List: * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64) * MozillaThunderbird-128.6.0-150200.8.197.1 * MozillaThunderbird-debuginfo-128.6.0-150200.8.197.1 * MozillaThunderbird-debugsource-128.6.0-150200.8.197.1 * MozillaThunderbird-translations-common-128.6.0-150200.8.197.1 * MozillaThunderbird-translations-other-128.6.0-150200.8.197.1 * SUSE Package Hub 15 15-SP6 (aarch64 ppc64le s390x) * MozillaThunderbird-128.6.0-150200.8.197.1 * MozillaThunderbird-debuginfo-128.6.0-150200.8.197.1 * MozillaThunderbird-debugsource-128.6.0-150200.8.197.1 * MozillaThunderbird-translations-common-128.6.0-150200.8.197.1 * MozillaThunderbird-translations-other-128.6.0-150200.8.197.1 * SUSE Linux Enterprise Workstation Extension 15 SP6 (x86_64) * MozillaThunderbird-128.6.0-150200.8.197.1 * MozillaThunderbird-debuginfo-128.6.0-150200.8.197.1 * MozillaThunderbird-debugsource-128.6.0-150200.8.197.1 * MozillaThunderbird-translations-common-128.6.0-150200.8.197.1 * MozillaThunderbird-translations-other-128.6.0-150200.8.197.1 ## References: * https://www.suse.com/security/cve/CVE-2025-0237.html * https://www.suse.com/security/cve/CVE-2025-0238.html * https://www.suse.com/security/cve/CVE-2025-0239.html * https://www.suse.com/security/cve/CVE-2025-0240.html * https://www.suse.com/security/cve/CVE-2025-0241.html * https://www.suse.com/security/cve/CVE-2025-0242.html * https://www.suse.com/security/cve/CVE-2025-0243.html * https://bugzilla.suse.com/show_bug.cgi?id=1234991