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.
Metrics
Affected Vendors & Products
References
History
Wed, 18 Feb 2026 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Wed, 18 Feb 2026 03:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| First Time appeared |
Zlib
Zlib zlib |
|
| Weaknesses | CWE-1284 | |
| CPEs | cpe:2.3:a:zlib:zlib:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Zlib
Zlib zlib |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: mitre
Published: 2026-02-18T02:36:19.509Z
Updated: 2026-02-18T13:38:55.713Z
Reserved: 2026-02-18T02:36:19.339Z
Link: CVE-2026-27171
Updated: 2026-02-18T13:36:01.452Z
Status : Received
Published: 2026-02-18T04:16:01.263
Modified: 2026-02-18T14:16:06.980
Link: CVE-2026-27171
No data.