USN-5355-2

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Source
https://ubuntu.com/security/notices/USN-5355-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5355-2.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-5355-2
Upstream
Related
Published
2022-03-30T16:31:36.603466Z
Modified
2025-10-13T04:35:51Z
Summary
zlib vulnerability
Details

USN-5355-1 fixed a vulnerability in zlib. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

Danilo Ramos discovered that zlib incorrectly handled memory when performing certain deflating operations. An attacker could use this issue to cause zlib to crash, resulting in a denial of service, or possibly execute arbitrary code.

References

Affected packages

Ubuntu:Pro:14.04:LTS / zlib

Package

Name
zlib
Purl
pkg:deb/ubuntu/zlib@1:1.2.8.dfsg-1ubuntu1.1+esm1?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:1.2.8.dfsg-1ubuntu1.1+esm1

Affected versions

1:1.*

1:1.2.8.dfsg-1ubuntu1
1:1.2.8.dfsg-1ubuntu1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm1",
            "binary_name": "lib32z1"
        },
        {
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm1",
            "binary_name": "lib32z1-dev"
        },
        {
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm1",
            "binary_name": "lib64z1"
        },
        {
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm1",
            "binary_name": "lib64z1-dev"
        },
        {
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm1",
            "binary_name": "libx32z1"
        },
        {
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm1",
            "binary_name": "libx32z1-dev"
        },
        {
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm1",
            "binary_name": "zlib-bin"
        },
        {
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm1",
            "binary_name": "zlib1g"
        },
        {
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm1",
            "binary_name": "zlib1g-dev"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2018-25032",
            "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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:14.04:LTS"
}

Ubuntu:Pro:16.04:LTS / zlib

Package

Name
zlib
Purl
pkg:deb/ubuntu/zlib@1:1.2.8.dfsg-2ubuntu4.3+esm1?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:1.2.8.dfsg-2ubuntu4.3+esm1

Affected versions

1:1.*

1:1.2.8.dfsg-2ubuntu4
1:1.2.8.dfsg-2ubuntu4.1
1:1.2.8.dfsg-2ubuntu4.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3+esm1",
            "binary_name": "lib32z1"
        },
        {
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3+esm1",
            "binary_name": "lib32z1-dev"
        },
        {
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3+esm1",
            "binary_name": "lib64z1"
        },
        {
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3+esm1",
            "binary_name": "lib64z1-dev"
        },
        {
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3+esm1",
            "binary_name": "libx32z1"
        },
        {
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3+esm1",
            "binary_name": "libx32z1-dev"
        },
        {
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3+esm1",
            "binary_name": "zlib1g"
        },
        {
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3+esm1",
            "binary_name": "zlib1g-dev"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2018-25032",
            "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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}