Infinite loop Affecting zlib package, versions [0,]
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-CONAN-ZLIB-15317566
- published19 Feb 2026
- disclosed18 Feb 2026
- creditUnknown
Introduced: 18 Feb 2026
NewCVE-2026-27171 (opens in a new tab)How to fix?
A fix was pushed into the master branch but not yet published.
Overview
Affected versions of this package are vulnerable to Infinite loop in the crc32_combine_gen64() function. An attacker can cause excessive CPU consumption by providing negative argument that triggers a loop with no termination condition.