USN-7956-1

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Source
https://ubuntu.com/security/notices/USN-7956-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7956-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-7956-1
Upstream
Related
Published
2026-01-13T06:41:34.383827Z
Modified
2026-01-30T01:36:40.242353Z
Summary
google-guest-agent vulnerability
Details

Jakub Ciolek discovered that the Go Cryptography module included in Google Guest Agent did not validate GSSAPI authentication requests during SSH operations. An attacker could possibly use this issue to cause a denial of service.

References

Affected packages

Ubuntu:22.04:LTS
google-guest-agent

Package

Name
google-guest-agent
Purl
pkg:deb/ubuntu/google-guest-agent@20250116.00-0ubuntu1~22.04.2?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
20250116.00-0ubuntu1~22.04.2

Affected versions

20210629.*
20210629.00-0ubuntu1
20210629.00-0ubuntu2
20220104.*
20220104.00-0ubuntu1
20220104.00-0ubuntu2
20220622.*
20220622.00-0ubuntu2~22.04.0
20220622.00-0ubuntu2~22.04.1
20230426.*
20230426.00-0ubuntu2~22.04.0
20231004.*
20231004.02-0ubuntu1~22.04.1
20231004.02-0ubuntu1~22.04.2
20231004.02-0ubuntu1~22.04.3
20231004.02-0ubuntu1~22.04.4
20231004.02-0ubuntu1~22.04.5
20240716.*
20240716.00-0ubuntu1~22.04.0
20241011.*
20241011.01-0ubuntu1~22.04.0
20250116.*
20250116.00-0ubuntu1~22.04.0
20250116.00-0ubuntu1~22.04.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "google-guest-agent",
            "binary_version": "20250116.00-0ubuntu1~22.04.2"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2025-58181",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7956-1.json"
Ubuntu:24.04:LTS
google-guest-agent

Package

Name
google-guest-agent
Purl
pkg:deb/ubuntu/google-guest-agent@20250116.00-0ubuntu1~24.04.3?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
20250116.00-0ubuntu1~24.04.3

Affected versions

20230426.*
20230426.00-0ubuntu3
20231004.*
20231004.02-0ubuntu1
20231004.02-0ubuntu3
20240213.*
20240213.00-0ubuntu1
20240213.00-0ubuntu2
20240213.00-0ubuntu3
20240213.00-0ubuntu3.1
20240213.00-0ubuntu3.2
20240716.*
20240716.00-0ubuntu1~24.04.0
20240716.00-0ubuntu1~24.04.1
20241011.*
20241011.01-0ubuntu1~24.04.0
20250116.*
20250116.00-0ubuntu1~24.04.0
20250116.00-0ubuntu1~24.04.1
20250116.00-0ubuntu1~24.04.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "google-guest-agent",
            "binary_version": "20250116.00-0ubuntu1~24.04.3"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2025-58181",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7956-1.json"
Ubuntu:25.10
google-guest-agent

Package

Name
google-guest-agent
Purl
pkg:deb/ubuntu/google-guest-agent@20250506.01-0ubuntu1.1?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
20250506.01-0ubuntu1.1

Affected versions

20250116.*
20250116.00-0ubuntu2
20250506.*
20250506.01-0ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "google-guest-agent",
            "binary_version": "20250506.01-0ubuntu1.1"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2025-58181",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:25.10"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7956-1.json"
Ubuntu:Pro:16.04:LTS
google-guest-agent

Package

Name
google-guest-agent
Purl
pkg:deb/ubuntu/google-guest-agent@20240716.00-0ubuntu1~16.04.0+esm2?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
20240716.00-0ubuntu1~16.04.0+esm2

Affected versions

20201217.*
20201217.02-0ubuntu1~16.04.0
20230426.*
20230426.00-0ubuntu2~16.04.3
20231004.*
20231004.02-0ubuntu1~16.04.1
20231004.02-0ubuntu1~16.04.2
20240716.*
20240716.00-0ubuntu1~16.04.0
20240716.00-0ubuntu1~16.04.0+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "google-guest-agent",
            "binary_version": "20240716.00-0ubuntu1~16.04.0+esm2"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2025-58181",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7956-1.json"
Ubuntu:Pro:18.04:LTS
google-guest-agent

Package

Name
google-guest-agent
Purl
pkg:deb/ubuntu/google-guest-agent@20241011.01-0ubuntu1~18.04.0+esm2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
20241011.01-0ubuntu1~18.04.0+esm2

Affected versions

20201217.*
20201217.02-0ubuntu1~18.04.0
20210414.*
20210414.00-0ubuntu1~18.04.0
20210629.*
20210629.00-0ubuntu1~18.04.1
20220622.*
20220622.00-0ubuntu2~18.04.0
20220622.00-0ubuntu2~18.04.1
20230426.*
20230426.00-0ubuntu2~18.04.0
20231004.*
20231004.02-0ubuntu1~18.04.2
20231004.02-0ubuntu1~18.04.3
20240716.*
20240716.00-0ubuntu1~18.04.0
20241011.*
20241011.01-0ubuntu1~18.04.0
20241011.01-0ubuntu1~18.04.0+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "google-guest-agent",
            "binary_version": "20241011.01-0ubuntu1~18.04.0+esm2"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2025-58181",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:18.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7956-1.json"
Ubuntu:Pro:20.04:LTS
google-guest-agent

Package

Name
google-guest-agent
Purl
pkg:deb/ubuntu/google-guest-agent@20250116.00-0ubuntu1~20.04.0+esm2?arch=source&distro=esm-infra/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
20250116.00-0ubuntu1~20.04.0+esm2

Affected versions

20201217.*
20201217.02-0ubuntu1~20.04.0
20210414.*
20210414.00-0ubuntu1~20.04.0
20210629.*
20210629.00-0ubuntu1~20.04.0
20220622.*
20220622.00-0ubuntu2~20.04.0
20220622.00-0ubuntu2~20.04.2
20230426.*
20230426.00-0ubuntu2~20.04.0
20231004.*
20231004.02-0ubuntu1~20.04.1
20231004.02-0ubuntu1~20.04.2
20231004.02-0ubuntu1~20.04.3
20231004.02-0ubuntu1~20.04.4
20240716.*
20240716.00-0ubuntu1~20.04.0
20241011.*
20241011.01-0ubuntu1~20.04.1
20250116.*
20250116.00-0ubuntu1~20.04.0
20250116.00-0ubuntu1~20.04.0+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "google-guest-agent",
            "binary_version": "20250116.00-0ubuntu1~20.04.0+esm2"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2025-58181",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:20.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7956-1.json"