CVE-2026-27171 – Zlib CPU Consumption Denial of Service

CVE ID : CVE-2026-27171

Published : Feb. 18, 2026, 4:16 a.m. | 43 minutes ago

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.

Severity: 2.9 | LOW

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