CVE-2011-4528

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Source
https://nvd.nist.gov/vuln/detail/CVE-2011-4528
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2011-4528.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2011-4528
Related
Published
2011-12-20T11:55:05Z
Modified
2025-04-11T00:51:21Z
Summary
[none]
Details

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.

References

Affected packages

Debian:11 / unbound

Package

Name
unbound
Purl
pkg:deb/debian/unbound?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.14-1

Ecosystem specific 

{
    "urgency": "medium"
}

Debian:12 / unbound

Package

Name
unbound
Purl
pkg:deb/debian/unbound?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.14-1

Ecosystem specific 

{
    "urgency": "medium"
}

Debian:13 / unbound

Package

Name
unbound
Purl
pkg:deb/debian/unbound?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.14-1

Ecosystem specific 

{
    "urgency": "medium"
}