[SECURITY] [DLA 4372-1] thunderbird security update
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Debian LTS Advisory DLA-4372-1 debian-lts@lists.debian.org
https://www.debian.org/lts/security/ Emilio Pozuelo Monfort
November 16, 2025 https://wiki.debian.org/LTS
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Package : thunderbird
Version : 1:140.5.0esr-1~deb11u1
CVE ID : CVE-2025-13012 CVE-2025-13013 CVE-2025-13014 CVE-2025-13015
CVE-2025-13016 CVE-2025-13017 CVE-2025-13018 CVE-2025-13019
CVE-2025-13020
Multiple security issues were discovered in Thunderbird, which could
potentially result in the execution of arbitrary code or bypass of the
same-origin policy.
For Debian 11 bullseye, these problems have been fixed in version
1:140.5.0esr-1~deb11u1.
We recommend that you upgrade your thunderbird packages.
For the detailed security status of thunderbird please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/thunderbird
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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