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Package "protobuf-compiler"

Name: protobuf-compiler

Description:

compiler for protocol buffer definition files
Latest version: 3.21.12-15ubuntu1.1
Release: resolute (26.04)
Level: security
Repository: universe
Head package: protobuf
Homepage: https://github.com/google/protobuf/

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Repository Area Version
base universe 3.21.12-15ubuntu1

Changelog

Version: 3.21.12-15ubuntu1.1 2026-10-20 16:08:06 UTC

protobuf (3.21.12-15ubuntu1.1) resolute-security; urgency=medium

  * SECURITY UPDATE: Denial of service in PHP input stream parsing.
    - debian/patches/CVE-2026-6409-1.patch: reject negative length values in
      readRaw in php/src/Google/Protobuf/Internal/CodedInputStream.php.
    - debian/patches/CVE-2026-6409-2.patch: enforce recursion limit in
      php/src/Google/Protobuf/Internal/CodedInputStream.php.
    - CVE-2026-6409

 -- Charles Cochran Thu, 15 Oct 2026 17:30:06 -0400
CVE-2026-6409 A Denial of Service (DoS) vulnerability exists in the Protobuf PHP library during the parsing of untrusted input. Maliciously structured messages—spe


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