USN-4563-1

It was discovered that the fix for CVE-2018-7182 introduced a NULL pointer dereference into NTP. An attacker could use this vulnerability to cause a denial of service (crash).

References

Affected packages

Ubuntu:18.04:LTS / ntp

Package

Name: ntp
Purl: pkg:deb/ubuntu/ntp@1:4.2.8p10+dfsg-5ubuntu7.3?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:4.2.8p10+dfsg-5ubuntu7.3

Affected versions

1:4.*

1:4.2.8p10+dfsg-5ubuntu3

1:4.2.8p10+dfsg-5ubuntu4

1:4.2.8p10+dfsg-5ubuntu5

1:4.2.8p10+dfsg-5ubuntu6

1:4.2.8p10+dfsg-5ubuntu7

1:4.2.8p10+dfsg-5ubuntu7.1

1:4.2.8p10+dfsg-5ubuntu7.2

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ntp",
            "binary_version": "1:4.2.8p10+dfsg-5ubuntu7.3"
        },
        {
            "binary_name": "ntpdate",
            "binary_version": "1:4.2.8p10+dfsg-5ubuntu7.3"
        },
        {
            "binary_name": "sntp",
            "binary_version": "1:4.2.8p10+dfsg-5ubuntu7.3"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2019-8936",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}