UBUNTU-CVE-2013-2494

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2013-2494
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-2494.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2013-2494
Upstream
Withdrawn
2025-07-18T16:42:52Z
Published
2013-03-28T16:55:00Z
Modified
2025-07-16T07:31:16.526355Z
Severity
  • Ubuntu - low
Summary
[none]
Details

libdns in ISC DHCP 4.2.x before 4.2.5-P1 allows remote name servers to cause a denial of service (memory consumption) via vectors involving a regular expression, as demonstrated by a memory-exhaustion attack against a machine running a dhcpd process, a related issue to CVE-2013-2266.

References

Affected packages

Ubuntu:14.04:LTS / isc-dhcp

Package

Name
isc-dhcp
Purl
pkg:deb/ubuntu/isc-dhcp@4.2.4-7ubuntu12.3?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.2.4-7ubuntu12.3

Affected versions

4.*
4.2.4-7ubuntu8
4.2.4-7ubuntu9
4.2.4-7ubuntu10
4.2.4-7ubuntu11
4.2.4-7ubuntu12
4.2.4-7ubuntu12.1
4.2.4-7ubuntu12.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-client"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-client-dbg"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-client-dbgsym"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-client-udeb"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-client-udeb-dbgsym"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-common"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-common-dbgsym"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-dev"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-relay"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-relay-dbg"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-relay-dbgsym"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-server"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-server-dbg"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-server-dbgsym"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-server-ldap"
        },
        {
            "binary_version": "4.2.4-7ubuntu12.3",
            "binary_name": "isc-dhcp-server-ldap-dbgsym"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-2494.json"