Description
Unbound before 1.4.13p2 attempts to free unallocated memory during processing of duplicate CNAME records in a signed zone, which allows remote DNS servers to cause a denial of service (daemon crash) via a crafted response.
Published: 2011-12-20
Score: 5.0 Medium
EPSS: 2.9% 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 DSA Debian DSA DSA-2370-1 unbound security update
EUVD EUVD EUVD-2011-4454 Unbound before 1.4.13p2 attempts to free unallocated memory during processing of duplicate CNAME records in a signed zone, which allows remote DNS servers to cause a denial of service (daemon crash) via a crafted response.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: certcc

Published:

Updated: 2024-08-07T00:09:18.826Z

Reserved: 2011-11-22T00:00:00.000Z

Link: CVE-2011-4528

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2011-12-20T11:55:05.757

Modified: 2026-04-29T01:13:23.040

Link: CVE-2011-4528

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses