UBUNTU-CVE-2025-30258

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2025-30258
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-30258.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2025-30258
Related
Published
2025-03-19T20:15:00Z
Modified
2025-04-03T16:50:34Z
Summary
[none]
Details

In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a "verification DoS."

References

Affected packages

Ubuntu:Pro:16.04:LTS / gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.1.11-6ubuntu2.1+esm1?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.28-3ubuntu1
2.0.28-3ubuntu2
2.1.11-6ubuntu1
2.1.11-6ubuntu2
2.1.11-6ubuntu2.1
2.1.11-6ubuntu2.1+esm1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:Pro:18.04:LTS / gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.2.4-1ubuntu1.6?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.1.15-1ubuntu8
2.2.4-1ubuntu1
2.2.4-1ubuntu1.1
2.2.4-1ubuntu1.2
2.2.4-1ubuntu1.3
2.2.4-1ubuntu1.4
2.2.4-1ubuntu1.5
2.2.4-1ubuntu1.6

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.2.19-3ubuntu2.4?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.19-3ubuntu2.4

Affected versions

2.*

2.2.12-1ubuntu3
2.2.17-3ubuntu1
2.2.19-3ubuntu2
2.2.19-3ubuntu2.1
2.2.19-3ubuntu2.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "dirmngr"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "dirmngr-dbgsym"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gnupg"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gnupg-agent"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gnupg-l10n"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gnupg-utils"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gnupg-utils-dbgsym"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gnupg2"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpg"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpg-agent"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpg-agent-dbgsym"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpg-dbgsym"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpg-wks-client"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpg-wks-client-dbgsym"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpg-wks-server"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpg-wks-server-dbgsym"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgconf"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgconf-dbgsym"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgsm"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgsm-dbgsym"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgv"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgv-dbgsym"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgv-static"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgv-static-dbgsym"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgv-udeb"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgv-win32"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "gpgv2"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "scdaemon"
        },
        {
            "binary_version": "2.2.19-3ubuntu2.4",
            "binary_name": "scdaemon-dbgsym"
        }
    ]
}

Ubuntu:22.04:LTS / gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.2.27-3ubuntu2.3?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.27-3ubuntu2.3

Affected versions

2.*

2.2.20-1ubuntu4
2.2.27-2ubuntu1
2.2.27-3ubuntu1
2.2.27-3ubuntu2
2.2.27-3ubuntu2.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "dirmngr"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "dirmngr-dbgsym"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gnupg"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gnupg-agent"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gnupg-l10n"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gnupg-utils"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gnupg-utils-dbgsym"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gnupg2"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpg"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpg-agent"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpg-agent-dbgsym"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpg-dbgsym"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpg-wks-client"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpg-wks-client-dbgsym"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpg-wks-server"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpg-wks-server-dbgsym"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpgconf"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpgconf-dbgsym"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpgsm"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpgsm-dbgsym"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpgv"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpgv-dbgsym"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpgv-static"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpgv-static-dbgsym"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpgv-win32"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "gpgv2"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "scdaemon"
        },
        {
            "binary_version": "2.2.27-3ubuntu2.3",
            "binary_name": "scdaemon-dbgsym"
        }
    ]
}

Ubuntu:24.10 / gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.4.4-2ubuntu18.2?arch=source&distro=oracular

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.4-2ubuntu18.2

Affected versions

2.*

2.4.4-2ubuntu17
2.4.4-2ubuntu18

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "dirmngr"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "dirmngr-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gnupg"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gnupg-agent"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gnupg-l10n"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gnupg-utils"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gnupg-utils-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gnupg2"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpg"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpg-agent"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpg-agent-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpg-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpg-wks-client"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpg-wks-client-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpg-wks-server"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpg-wks-server-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpgconf"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpgconf-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpgsm"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpgsm-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpgv"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpgv-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpgv-static"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpgv-static-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "gpgv-win32"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "keyboxd"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "keyboxd-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "scdaemon"
        },
        {
            "binary_version": "2.4.4-2ubuntu18.2",
            "binary_name": "scdaemon-dbgsym"
        }
    ]
}

Ubuntu:24.04:LTS / gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.4.4-2ubuntu17.2?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.4-2ubuntu17.2

Affected versions

2.*

2.2.40-1.1ubuntu1
2.4.4-2ubuntu7
2.4.4-2ubuntu15
2.4.4-2ubuntu16
2.4.4-2ubuntu17

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "dirmngr"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "dirmngr-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gnupg"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gnupg-agent"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gnupg-l10n"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gnupg-utils"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gnupg-utils-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gnupg2"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpg"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpg-agent"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpg-agent-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpg-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpg-wks-client"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpg-wks-client-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpg-wks-server"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpg-wks-server-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpgconf"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpgconf-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpgsm"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpgsm-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpgv"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpgv-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpgv-static"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpgv-static-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "gpgv-win32"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "keyboxd"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "keyboxd-dbgsym"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "scdaemon"
        },
        {
            "binary_version": "2.4.4-2ubuntu17.2",
            "binary_name": "scdaemon-dbgsym"
        }
    ]
}