Unrated severityNVD Advisory· Published Feb 18, 2026· Updated Feb 18, 2026

CVE-2026-27171

Description

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 termination condition.

Affected products

Zlib/Zlibv5
Range: 0

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

7asecurity.com/blog/2026/02/zlib-7asecurity-audit/mitre
7asecurity.com/reports/pentest-report-zlib-RC1.1.pdfmitre
github.com/madler/zlib/issues/904mitre
github.com/madler/zlib/releases/tag/v1.3.2mitre
ostif.org/zlib-audit-complete/mitre

News mentions

No linked articles in our index yet.

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