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.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-3085-1 curl security update
Debian DSA Debian DSA DSA-5197-1 curl security update
Ubuntu USN Ubuntu USN USN-5412-1 curl vulnerabilities
Ubuntu USN Ubuntu USN USN-5499-1 curl vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 16 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: hackerone

Published:

Updated: 2026-04-16T14:03:56.482Z

Reserved: 2022-03-23T00:00:00.000Z

Link: CVE-2022-27781

cve-icon Vulnrichment

Updated: 2024-08-03T05:33:00.192Z

cve-icon NVD

Status : Modified

Published: 2022-06-02T14:15:44.467

Modified: 2026-04-16T15:16:47.947

Link: CVE-2022-27781

cve-icon Redhat

Severity : Low

Publid Date: 2022-05-11T00:00:00Z

Links: CVE-2022-27781 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses