[SECURITY] [DSA 6229-1] thunderbird security update

From	Moritz Muehlenhoff <jmm@debian.org>
Newsgroups	linux.debian.announce.security
Subject	[SECURITY] [DSA 6229-1] thunderbird security update
Date	2026-04-24 20:40 +0200
Message-ID	<MNtBv-77A-1@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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Debian Security Advisory DSA-6229-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
April 24, 2026                        https://www.debian.org/security/faq
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Package        : thunderbird
CVE ID         : CVE-2026-6746 CVE-2026-6747 CVE-2026-6748 CVE-2026-6749 
                 CVE-2026-6750 CVE-2026-6751 CVE-2026-6752 CVE-2026-6753 
                 CVE-2026-6754 CVE-2026-6757 CVE-2026-6761 CVE-2026-6762 
                 CVE-2026-6763 CVE-2026-6764 CVE-2026-6765 CVE-2026-6766 
                 CVE-2026-6767 CVE-2026-6769 CVE-2026-6770 CVE-2026-6771 
                 CVE-2026-6772 CVE-2026-6776 CVE-2026-6785 CVE-2026-6786

Multiple security issues were discovered in Thunderbird, which could
result in the execution of arbitrary code.

For the oldstable distribution (bookworm), these problems have been fixed
in version 1:140.10.0esr-1~deb12u1.

For the stable distribution (trixie), these problems have been fixed in
version 1:140.10.0esr-1~deb13u1.

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 Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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[SECURITY] [DSA 6229-1] thunderbird security update Moritz Muehlenhoff <jmm@debian.org> - 2026-04-24 20:40 +0200

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