USN-8510-1

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Source
https://ubuntu.com/security/notices/USN-8510-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8510-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-8510-1
Upstream
Related
Published
2026-07-06T11:57:49Z
Modified
2026-07-06T20:34:34.654931584Z
Summary
tar vulnerability
Details

It was discovered that tar incorrectly handled symlinks when extracting archives. An attacker could possibly use this issue to overwrite arbitrary files.

References

Affected packages

Ubuntu:22.04:LTS / tar

Package

Name
tar
Purl
pkg:deb/ubuntu/tar?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.34+dfsg-1ubuntu0.1.22.04.4

Affected versions

1.*
1.34+dfsg-1build1
1.34+dfsg-1build2
1.34+dfsg-1build3
1.34+dfsg-1ubuntu0.1.22.04.1
1.34+dfsg-1ubuntu0.1.22.04.2
1.34+dfsg-1ubuntu0.1.22.04.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "tar",
            "binary_version": "1.34+dfsg-1ubuntu0.1.22.04.4"
        },
        {
            "binary_name": "tar-scripts",
            "binary_version": "1.34+dfsg-1ubuntu0.1.22.04.4"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2025-45582",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:N/I:L/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-8510-1.json"

Ubuntu:24.04:LTS / tar

Package

Name
tar
Purl
pkg:deb/ubuntu/tar?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.35+dfsg-3ubuntu0.2

Affected versions

1.*
1.34+dfsg-1.2ubuntu1
1.34+dfsg-1.2ubuntu2
1.34+dfsg-1.3ubuntu1
1.34+dfsg-1.4
1.35+dfsg-2~build1
1.35+dfsg-2
1.35+dfsg-3
1.35+dfsg-3build1
1.35+dfsg-3ubuntu0.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "tar",
            "binary_version": "1.35+dfsg-3ubuntu0.2"
        },
        {
            "binary_name": "tar-scripts",
            "binary_version": "1.35+dfsg-3ubuntu0.2"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2025-45582",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:N/I:L/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-8510-1.json"

Ubuntu:26.04:LTS / tar

Package

Name
tar
Purl
pkg:deb/ubuntu/tar?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.35+dfsg-4ubuntu0.2

Affected versions

1.*
1.35+dfsg-3.1build1
1.35+dfsg-3.1build2
1.35+dfsg-4
1.35+dfsg-4ubuntu0.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "tar",
            "binary_version": "1.35+dfsg-4ubuntu0.2"
        },
        {
            "binary_name": "tar-scripts",
            "binary_version": "1.35+dfsg-4ubuntu0.2"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2025-45582",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:26.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8510-1.json"