UBUNTU-CVE-2025-11964

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Source
https://ubuntu.com/security/CVE-2025-11964
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-11964.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-11964
Upstream
Withdrawn
2026-01-06T05:20:10Z
Published
2026-01-02T00:00:00Z
Modified
2026-01-06T08:47:50.476251Z
Severity
  • 1.9 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

On Windows only, if libpcap needs to convert a Windows error message to UTF-8 and the message includes characters that UTF-8 represents using 4 bytes, utf16letoutf8_truncated() can write data beyond the end of the provided buffer.

References

Affected packages

Ubuntu:16.04:LTS
libpcap

Package

Name
libpcap
Purl
pkg:deb/ubuntu/libpcap@1.7.4-2ubuntu0.1?arch=source&distro=xenial

Affected ranges

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

Affected versions

1.*
1.7.4-1
1.7.4-2
1.7.4-2ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.7.4-2ubuntu0.1",
            "binary_name": "libpcap-dev"
        },
        {
            "binary_version": "1.7.4-2ubuntu0.1",
            "binary_name": "libpcap0.8"
        },
        {
            "binary_version": "1.7.4-2ubuntu0.1",
            "binary_name": "libpcap0.8-dev"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-11964.json"
Ubuntu:18.04:LTS
libpcap

Package

Name
libpcap
Purl
pkg:deb/ubuntu/libpcap@1.8.1-6ubuntu1.18.04.2?arch=source&distro=bionic

Affected ranges

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

Affected versions

1.*
1.8.1-5ubuntu1
1.8.1-6ubuntu1
1.8.1-6ubuntu1.18.04.1
1.8.1-6ubuntu1.18.04.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.8.1-6ubuntu1.18.04.2",
            "binary_name": "libpcap-dev"
        },
        {
            "binary_version": "1.8.1-6ubuntu1.18.04.2",
            "binary_name": "libpcap0.8"
        },
        {
            "binary_version": "1.8.1-6ubuntu1.18.04.2",
            "binary_name": "libpcap0.8-dev"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-11964.json"
Ubuntu:20.04:LTS
libpcap

Package

Name
libpcap
Purl
pkg:deb/ubuntu/libpcap@1.9.1-3ubuntu1.20.04.1?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*
1.9.1-2
1.9.1-3
1.9.1-3ubuntu1.20.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.9.1-3ubuntu1.20.04.1",
            "binary_name": "libpcap-dev"
        },
        {
            "binary_version": "1.9.1-3ubuntu1.20.04.1",
            "binary_name": "libpcap0.8"
        },
        {
            "binary_version": "1.9.1-3ubuntu1.20.04.1",
            "binary_name": "libpcap0.8-dev"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-11964.json"
Ubuntu:22.04:LTS
libpcap

Package

Name
libpcap
Purl
pkg:deb/ubuntu/libpcap@1.10.1-4ubuntu1.22.04.1?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*
1.10.0-2build1
1.10.1-4
1.10.1-4build1
1.10.1-4ubuntu1.22.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.10.1-4ubuntu1.22.04.1",
            "binary_name": "libpcap-dev"
        },
        {
            "binary_version": "1.10.1-4ubuntu1.22.04.1",
            "binary_name": "libpcap0.8"
        },
        {
            "binary_version": "1.10.1-4ubuntu1.22.04.1",
            "binary_name": "libpcap0.8-dev"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-11964.json"
Ubuntu:24.04:LTS
libpcap

Package

Name
libpcap
Purl
pkg:deb/ubuntu/libpcap@1.10.4-4.1ubuntu3?arch=source&distro=noble

Affected ranges

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

Affected versions

1.*
1.10.4-4
1.10.4-4ubuntu3
1.10.4-4.1ubuntu2
1.10.4-4.1ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.10.4-4.1ubuntu3",
            "binary_name": "libpcap-dev"
        },
        {
            "binary_version": "1.10.4-4.1ubuntu3",
            "binary_name": "libpcap0.8-dev"
        },
        {
            "binary_version": "1.10.4-4.1ubuntu3",
            "binary_name": "libpcap0.8t64"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-11964.json"
Ubuntu:25.04
libpcap

Package

Name
libpcap
Purl
pkg:deb/ubuntu/libpcap@1.10.5-2ubuntu1?arch=source&distro=plucky

Affected ranges

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

Affected versions

1.*
1.10.5-1ubuntu1
1.10.5-2ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.10.5-2ubuntu1",
            "binary_name": "libpcap-dev"
        },
        {
            "binary_version": "1.10.5-2ubuntu1",
            "binary_name": "libpcap0.8-dev"
        },
        {
            "binary_version": "1.10.5-2ubuntu1",
            "binary_name": "libpcap0.8t64"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-11964.json"
Ubuntu:25.10
libpcap

Package

Name
libpcap
Purl
pkg:deb/ubuntu/libpcap@1.10.5-2ubuntu2?arch=source&distro=questing

Affected ranges

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

Affected versions

1.*
1.10.5-2ubuntu1
1.10.5-2ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.10.5-2ubuntu2",
            "binary_name": "libpcap-dev"
        },
        {
            "binary_version": "1.10.5-2ubuntu2",
            "binary_name": "libpcap0.8-dev"
        },
        {
            "binary_version": "1.10.5-2ubuntu2",
            "binary_name": "libpcap0.8t64"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-11964.json"
Ubuntu:Pro:14.04:LTS
libpcap

Package

Name
libpcap
Purl
pkg:deb/ubuntu/libpcap@1.5.3-2ubuntu0.1?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

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

Affected versions

1.*
1.4.0-2
1.5.1-1
1.5.2-1
1.5.3-1
1.5.3-2
1.5.3-2ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.5.3-2ubuntu0.1",
            "binary_name": "libpcap-dev"
        },
        {
            "binary_version": "1.5.3-2ubuntu0.1",
            "binary_name": "libpcap0.8"
        },
        {
            "binary_version": "1.5.3-2ubuntu0.1",
            "binary_name": "libpcap0.8-dev"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-11964.json"