Description
A flaw was found in the c-ares package. The ares_set_sortlist is missing checks about the validity of the input string, which allows a possible arbitrary length stack overflow. This issue may cause a denial of service or a limited impact on confidentiality and integrity.
Published: 2023-03-06
Score: 8.6 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3323-1 c-ares security update
Ubuntu USN Ubuntu USN USN-5907-1 c-ares vulnerability
History

Tue, 02 Dec 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00138}

epss

{'score': 0.00142}


Subscriptions

C-ares Project C-ares
Fedoraproject Fedora
Redhat Enterprise Linux Rhel Eus Rhel Software Collections Software Collections
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2025-12-02T20:25:58.780Z

Reserved: 2023-02-09T00:00:00.000Z

Link: CVE-2022-4904

cve-icon Vulnrichment

Updated: 2024-08-03T01:55:45.918Z

cve-icon NVD

Status : Modified

Published: 2023-03-06T23:15:11.390

Modified: 2025-12-02T21:15:50.887

Link: CVE-2022-4904

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-12-13T00:00:00Z

Links: CVE-2022-4904 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses