UBUNTU-CVE-2019-6443

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Source
https://ubuntu.com/security/CVE-2019-6443
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-6443.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2019-6443
Upstream
Published
2019-01-16T05:29:00Z
Modified
2025-09-08T16:45:16Z
Severity
  • 9.1 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An issue was discovered in NTPsec before 1.1.3. Because of a bug in ctlgetitem, there is a stack-based buffer over-read in readsysvars in ntp_control.c in ntpd.

References

Affected packages

Ubuntu:18.04:LTS / ntpsec

Package

Name
ntpsec
Purl
pkg:deb/ubuntu/ntpsec@1.1.0+dfsg1-1ubuntu0.2?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.1.0+dfsg1-1ubuntu0.2

Affected versions

1.*

1.0.0+dfsg1-1
1.0.0+dfsg1-3
1.1.0+dfsg1-1
1.1.0+dfsg1-1ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ntpsec",
            "binary_version": "1.1.0+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "ntpsec-ntpdate",
            "binary_version": "1.1.0+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "ntpsec-ntpviz",
            "binary_version": "1.1.0+dfsg1-1ubuntu0.2"
        },
        {
            "binary_name": "python3-ntp",
            "binary_version": "1.1.0+dfsg1-1ubuntu0.2"
        }
    ],
    "availability": "No subscription required"
}