Loop with Unreachable Exit Condition ('Infinite Loop') Affecting curl package, versions <7.83.1-1


Severity

0.0
high
0
10

    Threat Intelligence

    EPSS
    0.19% (57th percentile)

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  • Snyk ID SNYK-DEBIAN12-CURL-2813750
  • published 11 May 2022
  • disclosed 2 Jun 2022

How to fix?

Upgrade Debian:12 curl to version 7.83.1-1 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 Debian. See How to fix? for Debian:12 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
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Snyk

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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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