USN-5352-1

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Source
https://ubuntu.com/security/notices/USN-5352-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5352-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5352-1
Upstream
Related
Published
2022-03-28T18:59:21.671360Z
Modified
2025-10-13T04:35:51Z
Summary
libtasn1-6 vulnerability
Details

It was discovered that Libtasn1 incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service.

References

Affected packages

Ubuntu:Pro:16.04:LTS / libtasn1-6

Package

Name
libtasn1-6
Purl
pkg:deb/ubuntu/libtasn1-6@4.7-3ubuntu0.16.04.3+esm2?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.7-3ubuntu0.16.04.3+esm2

Affected versions

4.*

4.5-2
4.7-2
4.7-3
4.7-3ubuntu0.16.04.1
4.7-3ubuntu0.16.04.2
4.7-3ubuntu0.16.04.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libtasn1-3-bin",
            "binary_version": "4.7-3ubuntu0.16.04.3+esm2"
        },
        {
            "binary_name": "libtasn1-6",
            "binary_version": "4.7-3ubuntu0.16.04.3+esm2"
        },
        {
            "binary_name": "libtasn1-6-dev",
            "binary_version": "4.7-3ubuntu0.16.04.3+esm2"
        },
        {
            "binary_name": "libtasn1-bin",
            "binary_version": "4.7-3ubuntu0.16.04.3+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2018-1000654",
            "severity": [
                {
                    "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "negligible",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}