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Package "lib32z1-dev"

Name: lib32z1-dev

Description:

compression library - 32 bit - DO NOT USE EXCEPT FOR PACKAGING
Latest version: 1:1.3.dfsg-3.1ubuntu2.2
Release: noble (24.04)
Level: security
Repository: main
Head package: zlib
Homepage: http://zlib.net/

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Download "lib32z1-dev"

32-bit deb package
64-bit deb package
APT INSTALL

Other versions of "lib32z1-dev" in Noble

Repository Area Version
base main 1:1.3.dfsg-3.1ubuntu2
updates main 1:1.3.dfsg-3.1ubuntu2.2

Changelog

Version: 1:1.3.dfsg-3.1ubuntu2.2 2026-08-31 13:07:47 UTC

zlib (1:1.3.dfsg-3.1ubuntu2.2) noble-security; urgency=medium

  * SECURITY UPDATE: resource consumption via infinite loop
    - debian/patches/CVE-2026-27171.patch: add negative length checks to
      crc32_combine64 and crc32_combine_gen64 functions in crc32.c
    - CVE-2026-27171

 -- Chrisa Oikonomou Tue, 25 Aug 2026 13:41:30 +0300
CVE-2026-27171 zlib before 1.3.2 allows CPU consumption via crc32_combine64 and crc32_combine_gen64 because x2nmodp can do right shifts within a loop that has no te


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