Loop with Unreachable Exit Condition ('Infinite Loop') Affecting curl package, versions <7.80.0-r2


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.25% (65th percentile)

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  • Snyk IDSNYK-ALPINE315-CURL-2938003
  • published24 May 2022
  • disclosed2 Jun 2022

Introduced: 24 May 2022

CVE-2022-27781  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Alpine:3.15 curl to version 7.80.0-r2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream curl package and not the curl package as distributed by Alpine. See How to fix? for Alpine:3.15 relevant fixed versions and status.

libcurl provides the CURLOPT_CERTINFO option to allow applications torequest details to be returned about a server's certificate chain.Due to an erroneous function, a malicious server could make libcurl built withNSS get stuck in a never-ending busy-loop when trying to retrieve thatinformation.

CVSS Scores

version 3.1