USN-7678-1

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Source
https://ubuntu.com/security/notices/USN-7678-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7678-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7678-1
Upstream
Related
Published
2025-07-29T12:49:26.461472Z
Modified
2025-10-13T04:42:15Z
Summary
perl vulnerability
Details

It was discovered that Perl threads incorrectly handled certain file operations. A local attacker could possibly use this issue to load code or access files from unexpected locations.

References

Affected packages

Ubuntu:22.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.34.0-3ubuntu1.5?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.34.0-3ubuntu1.5

Affected versions

5.*

5.32.1-3ubuntu3
5.34.0-3ubuntu1
5.34.0-3ubuntu1.1
5.34.0-3ubuntu1.2
5.34.0-3ubuntu1.3
5.34.0-3ubuntu1.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.34.0-3ubuntu1.5",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.34.0-3ubuntu1.5",
            "binary_name": "libperl5.34"
        },
        {
            "binary_version": "5.34.0-3ubuntu1.5",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.34.0-3ubuntu1.5",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.34.0-3ubuntu1.5",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.34.0-3ubuntu1.5",
            "binary_name": "perl-modules-5.34"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2025-40909",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}

Ubuntu:24.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.38.2-3.2ubuntu0.2?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.38.2-3.2ubuntu0.2

Affected versions

5.*

5.36.0-9ubuntu1
5.36.0-10ubuntu1
5.38.2-3
5.38.2-3.2
5.38.2-3.2build1
5.38.2-3.2build2
5.38.2-3.2build2.1
5.38.2-3.2ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.38.2-3.2ubuntu0.2",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.38.2-3.2ubuntu0.2",
            "binary_name": "libperl5.38t64"
        },
        {
            "binary_version": "5.38.2-3.2ubuntu0.2",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.38.2-3.2ubuntu0.2",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.38.2-3.2ubuntu0.2",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.38.2-3.2ubuntu0.2",
            "binary_name": "perl-modules-5.38"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2025-40909",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}

Ubuntu:25.04 / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.40.1-2ubuntu0.2?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.40.1-2ubuntu0.2

Affected versions

5.*

5.38.2-5
5.40.0-6
5.40.0-7
5.40.0-8
5.40.1-2
5.40.1-2ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.40.1-2ubuntu0.2",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.40.1-2ubuntu0.2",
            "binary_name": "libperl5.40"
        },
        {
            "binary_version": "5.40.1-2ubuntu0.2",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.40.1-2ubuntu0.2",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.40.1-2ubuntu0.2",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.40.1-2ubuntu0.2",
            "binary_name": "perl-modules-5.40"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2025-40909",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:25.04"
}