UBUNTU-CVE-2026-3388

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Source
https://ubuntu.com/security/CVE-2026-3388
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-3388.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-3388
Upstream
Published
2026-03-01T10:16:00Z
Modified
2026-03-05T19:20:13.340858Z
Severity
  • 3.3 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A vulnerability was found in Squirrel up to 3.2. This affects the function SQCompiler::Factor/SQCompiler::UnaryOP of the file squirrel/sqcompiler.cpp. Performing a manipulation results in uncontrolled recursion. The attack needs to be approached locally. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

References

Affected packages

Ubuntu:18.04:LTS / squirrel3

Package

Name
squirrel3
Purl
pkg:deb/ubuntu/squirrel3@3.1-5?arch=source&distro=bionic

Affected ranges

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

Affected versions

3.*
3.1-4
3.1-5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libsquirrel-dev",
            "binary_version": "3.1-5"
        },
        {
            "binary_name": "libsquirrel3-0",
            "binary_version": "3.1-5"
        },
        {
            "binary_name": "squirrel3",
            "binary_version": "3.1-5"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-3388.json"

Ubuntu:20.04:LTS / squirrel3

Package

Name
squirrel3
Purl
pkg:deb/ubuntu/squirrel3@3.1-8build1?arch=source&distro=focal

Affected ranges

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

Affected versions

3.*
3.1-8
3.1-8build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libsquirrel-dev",
            "binary_version": "3.1-8build1"
        },
        {
            "binary_name": "libsquirrel3-0",
            "binary_version": "3.1-8build1"
        },
        {
            "binary_name": "squirrel3",
            "binary_version": "3.1-8build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-3388.json"

Ubuntu:22.04:LTS / squirrel3

Package

Name
squirrel3
Purl
pkg:deb/ubuntu/squirrel3@3.1-8build1?arch=source&distro=jammy

Affected ranges

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

Affected versions

3.*
3.1-8build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libsquirrel-dev",
            "binary_version": "3.1-8build1"
        },
        {
            "binary_name": "libsquirrel3-0",
            "binary_version": "3.1-8build1"
        },
        {
            "binary_name": "squirrel3",
            "binary_version": "3.1-8build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-3388.json"

Ubuntu:25.10 / squirrel3

Package

Name
squirrel3
Purl
pkg:deb/ubuntu/squirrel3@3.1-8.2?arch=source&distro=questing

Affected ranges

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

Affected versions

3.*
3.1-8.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libsquirrel-dev",
            "binary_version": "3.1-8.2"
        },
        {
            "binary_name": "libsquirrel3-0",
            "binary_version": "3.1-8.2"
        },
        {
            "binary_name": "squirrel3",
            "binary_version": "3.1-8.2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-3388.json"