CVE-2026-27171
MEDIUM5.5EPSS 0.01%Published: 2/18/2026Modified: 4/14/2026
Also known as:ALPINE-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 packages (2)
- Alpine/zlibfrom 0, < 1.3.2-r0
- Debian/zlibfrom 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |