USN-7768-1

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Source
https://ubuntu.com/security/notices/USN-7768-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7768-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7768-1
Upstream
Related
Published
2025-09-24T12:54:00Z
Modified
2026-02-10T04:49:49Z
Summary
dpkg vulnerability
Details

It was discovered that dpkg incorrectly handled removing certain temporary directories. An attacker could possibly use this issue to consume disk space, leading to a denial of service.

References

Affected packages

Ubuntu:22.04:LTS / dpkg

Package

Name
dpkg
Purl
pkg:deb/ubuntu/dpkg@1.21.1ubuntu2.6?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.21.1ubuntu2.6

Affected versions

1.*
1.20.9ubuntu2
1.20.9ubuntu3
1.21.1ubuntu1
1.21.1ubuntu2
1.21.1ubuntu2.1
1.21.1ubuntu2.2
1.21.1ubuntu2.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "dpkg",
            "binary_version": "1.21.1ubuntu2.6"
        },
        {
            "binary_name": "dpkg-dev",
            "binary_version": "1.21.1ubuntu2.6"
        },
        {
            "binary_name": "dselect",
            "binary_version": "1.21.1ubuntu2.6"
        },
        {
            "binary_name": "libdpkg-dev",
            "binary_version": "1.21.1ubuntu2.6"
        },
        {
            "binary_name": "libdpkg-perl",
            "binary_version": "1.21.1ubuntu2.6"
        }
    ]
}

Database specific

cves_map 
{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "low",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2025-6297"
        }
    ]
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7768-1.json"

Ubuntu:24.04:LTS / dpkg

Package

Name
dpkg
Purl
pkg:deb/ubuntu/dpkg@1.22.6ubuntu6.5?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.22.6ubuntu6.5

Affected versions

1.*
1.22.0ubuntu1
1.22.1ubuntu2
1.22.1ubuntu3
1.22.1ubuntu5
1.22.2ubuntu2
1.22.4ubuntu3
1.22.4ubuntu5
1.22.6ubuntu5
1.22.6ubuntu6
1.22.6ubuntu6.1
1.22.6ubuntu6.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "dpkg",
            "binary_version": "1.22.6ubuntu6.5"
        },
        {
            "binary_name": "dpkg-dev",
            "binary_version": "1.22.6ubuntu6.5"
        },
        {
            "binary_name": "dselect",
            "binary_version": "1.22.6ubuntu6.5"
        },
        {
            "binary_name": "libdpkg-dev",
            "binary_version": "1.22.6ubuntu6.5"
        },
        {
            "binary_name": "libdpkg-perl",
            "binary_version": "1.22.6ubuntu6.5"
        }
    ]
}

Database specific

cves_map 
{
    "ecosystem": "Ubuntu:24.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "low",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2025-6297"
        }
    ]
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7768-1.json"