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openSUSE Leap 16.0: MozillaThunderbird Important Fix DoS CVE-2025

openSUSE Leap 16.0: MozillaThunderbird Important Fix DoS CVE-2025

Linuxsecurity •LinuxSecurity Advisories • January 3, 2026

This update for MozillaThunderbird fixes the following issues: Changes in MozillaThunderbird: Mozilla Thunderbird 140.5.0 ESR MFSA 2025-91 (bsc#1253188): * CVE-2025-13012 Race condition in the Graphics component * CVE-2025-13016 Incorrect boundary conditions in the JavaScript: WebAssembly component * CVE-2025-13017 Same-origin policy bypass in the DOM: Notifications component * CVE-2025-13018 Mitigation bypass in the DOM: Security component * CVE-2025-13019 Same-origin policy bypass in the DOM: Workers component * CVE-2025-13013 Mitigation bypass in the DOM: Core & HTML component * CVE-2025-13020 Use-after-free in the WebRTC: Audio/Video component * CVE-2025-13014 Use-after-free in the Audio/Video component * CVE-2025-13015 Spoofing issue in Thunderbird * fixed: Could not drag and drop ICS file to Today Pane * fixed: With Thunderbird closed, clicking a 'mailto:' link to send signed message failed * fixed: Upgrade from

- openSUSE Leap 16.0: MozillaThunderbird-140.5.0-bp160.1.1 MozillaThunderbird-openpgp-librnp-140.5.0-bp160.1.1 MozillaThunderbird-translations-common-140.5.0-bp160.1.1 MozillaThunderbird-translations-other-140.5.0-bp160.1.1

- openSUSE Leap 16.0:

MozillaThunderbird-140.5.0-bp160.1.1

MozillaThunderbird-openpgp-librnp-140.5.0-bp160.1.1

MozillaThunderbird-translations-common-140.5.0-bp160.1.1

MozillaThunderbird-translations-other-140.5.0-bp160.1.1

* bsc#1253188 References: * * * * * * * * *

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