DEBIAN-CVE-2018-5733

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Source
https://security-tracker.debian.org/tracker/CVE-2018-5733
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-5733.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2018-5733
Upstream
Published
2019-01-16T20:29:00Z
Modified
2025-09-19T06:05:45Z
Summary
[none]
Details

A malicious client which is allowed to send very large amounts of traffic (billions of packets) to a DHCP server can eventually overflow a 32-bit reference counter, potentially causing dhcpd to crash. Affects ISC DHCP 4.1.0 -> 4.1-ESV-R15, 4.2.0 -> 4.2.8, 4.3.0 -> 4.3.6, 4.4.0.

References

Affected packages

Debian:11 / isc-dhcp

Package

Name
isc-dhcp
Purl
pkg:deb/debian/isc-dhcp?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.5-3.1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / isc-dhcp

Package

Name
isc-dhcp
Purl
pkg:deb/debian/isc-dhcp?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.5-3.1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / isc-dhcp

Package

Name
isc-dhcp
Purl
pkg:deb/debian/isc-dhcp?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.5-3.1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / isc-dhcp

Package

Name
isc-dhcp
Purl
pkg:deb/debian/isc-dhcp?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.5-3.1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}