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Debian 12 Swift Security Update DLA-4746

Linuxsecurity •LinuxSecurity Advisories • August 20, 2026

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For Debian 12 bookworm, these problems have been fixed in version 2.30.1-0+deb12u2. We recommend that you upgrade your swift packages. For the detailed security status of swift please refer to its security tracker page at: Further information Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at:

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Debian Swift Security Flaws Prompt Urgent Updates Debian has released security updates for the Swift programming language to address significant SSRF authorization bypass vulnerabilities. The vulnerabilities, identified in versions prior to 2.30.1-0+deb12u2 for Debian 12 and 2.35.1-0+deb13u3 for Debian 13, could allow unauthorized access to sensitive data. Users of Debian 12 (Bookworm) and Debian 13 (Trixie) are strongly advised to upgrade their Swift packages to mitigate these risks. The vulnerabilities are categorized under DLA-4746 and DSA-6449, respectively, with the updates available as of August 18 and 20, 2026. The security tracker pages provide detailed status and guidance for users. Failure to apply these updates may expose systems to potential exploitation. 2 sources 61

Debian 12 Swift Security Update DLA-4746

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