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Debian: Thunderbird Critical Arbitrary Code Execution DSA-5984-1

debian
Calendar Grey August 24, 2025
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Critical Thunderbird vulnerabilities addressed in Debian's stable and oldstable releases, essential upgrades advised.
Multiple security issues were discovered in Thunderbird, which could result in the execution of arbitrary code

Summary

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 1:128.14.0esr-1~deb12u1.

For the stable distribution (trixie), these problems have been fixed in
version 1:128.14.0esr-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/source-package/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/



Severity
critical
Lowest
Low
Medium
High
Critical

Package: thunderbird
CVE ID: CVE-2025-9179 CVE-2025-9180 CVE-2025-9181 CVE-2025-9185

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