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Debian LTS Advisory DLA-4727-1 [email protected]
https://www.debian.org/lts/security/ Emilio Pozuelo Monfort
August 10, 2026 https://wiki.debian.org/LTS
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Package : thunderbird
Version : 1:140.13.0esr-2~deb11u1 1:140.13.0esr-2~deb12u1
CVE ID : CVE-2026-14899 CVE-2026-15718 CVE-2026-15719 CVE-2026-16349
CVE-2026-16350 CVE-2026-16351 CVE-2026-16352 CVE-2026-16353
CVE-2026-16354 CVE-2026-16355 CVE-2026-16356 CVE-2026-16357
CVE-2026-16358 CVE-2026-16359 CVE-2026-16360 CVE-2026-16361
CVE-2026-16362 CVE-2026-16363 CVE-2026-16368 CVE-2026-16369
CVE-2026-16371 CVE-2026-16374 CVE-2026-16375 CVE-2026-16377
CVE-2026-16379 CVE-2026-16381 CVE-2026-16383 CVE-2026-16387
CVE-2026-16390 CVE-2026-16391 CVE-2026-16396 CVE-2026-16405
CVE-2026-16412 CVE-2026-57962 CVE-2026-57963
Multiple security issues were discovered in Thunderbird, which could
result in the execution of arbitrary code.
For Debian 11 bullseye, these problems have been fixed in version
1:140.13.0esr-2~deb11u1.
For Debian 12 bookworm, these problems have been fixed in version
1:140.13.0esr-2~deb12u1.
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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