Compress::Raw::Zlib versions through 2.219 for Perl use potentially insecure versions of zlib. Compress::Raw::Zlib includes a copy of the zlib library. Compress::Raw::Zlib version 2.220 includes zlib

Description

Compress::Raw::Zlib versions through 2.219 for Perl use potentially insecure versions of zlib. Compress::Raw::Zlib includes a copy of the zlib library. Compress::Raw::Zlib version 2.220 includes zlib 1.3.2, which addresses findings fron the 7ASecurity audit of zlib. The includes fixs for CVE-2026-27171.

Affected Products

References

• https://7asecurity.com/blog/2026/02/zlib-7asecurity-audit/(Third Party Advisory)
• https://github.com/madler/zlib(Product)
• https://github.com/madler/zlib/releases/tag/v1.3.2(Release Notes)
• https://github.com/pmqs/Compress-Raw-Zlib/issues/41(Issue Tracking)
• https://metacpan.org/release/PMQS/Compress-Raw-Zlib-2.221/source/Changes(Product, Release Notes)
• https://www.cve.org/CVERecord?id=CVE-2026-27171(Third Party Advisory)
• https://www.zlib.net/(Product)

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