Loop with Unreachable Exit Condition ('Infinite Loop') Affecting curl package, versions <7.83.1-r0


0.0
high

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.19% (56th percentile)
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NVD
7.5 high
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SUSE
3.7 low
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Red Hat
7.5 high

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  • Snyk ID SNYK-ALPINE316-CURL-2842206
  • published 24 May 2022
  • disclosed 2 Jun 2022

How to fix?

Upgrade Alpine:3.16 curl to version 7.83.1-r0 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:3.16 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.