UBUNTU-CVE-2026-36189

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Source
https://ubuntu.com/security/CVE-2026-36189
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-36189.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-36189
Upstream
  • CVE-2026-36189
Published
2026-05-22T00:00:00Z
Modified
2026-05-22T20:30:07.815270755Z
Severity
  • 6.2 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Buffer Overflow vulnerability in Uncrustify Project Affected v.Uncrustifyd-0.82.0-132-bcc41cbdc and Fixed in commit 68e67b9a1435a1bb173b106fedb4a4f510972bdc allows a local attacker to cause a denial of service via the checktemplate.cpp, checktemplate function, tokenizecleanup function, uncrustify executable components

References

Affected packages

Ubuntu:16.04:LTS
uncrustify

Package

Name
uncrustify
Purl
pkg:deb/ubuntu/uncrustify?arch=source&distro=xenial

Affected ranges

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

Affected versions

0.*
0.59+dfsg1-1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.59+dfsg1-1.1",
            "binary_name": "uncrustify"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-36189.json"
Ubuntu:18.04:LTS
uncrustify

Package

Name
uncrustify
Purl
pkg:deb/ubuntu/uncrustify?arch=source&distro=bionic

Affected ranges

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

Affected versions

0.*
0.65+git20170831+dfsg1-1
0.66.1+dfsg1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.66.1+dfsg1-1",
            "binary_name": "uncrustify"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-36189.json"
Ubuntu:20.04:LTS
uncrustify

Package

Name
uncrustify
Purl
pkg:deb/ubuntu/uncrustify?arch=source&distro=focal

Affected ranges

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

Affected versions

0.*
0.69.0+dfsg1-1
0.69.0+dfsg1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.69.0+dfsg1-1build1",
            "binary_name": "uncrustify"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-36189.json"
Ubuntu:22.04:LTS
uncrustify

Package

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

Affected ranges

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

Affected versions

0.*
0.72.0+dfsg1-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.72.0+dfsg1-2",
            "binary_name": "uncrustify"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-36189.json"
Ubuntu:24.04:LTS
uncrustify

Package

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

Affected ranges

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

Affected versions

0.*
0.72.0+dfsg1-2
0.78.1+dfsg1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.78.1+dfsg1-1",
            "binary_name": "uncrustify"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-36189.json"
Ubuntu:25.10
uncrustify

Package

Name
uncrustify
Purl
pkg:deb/ubuntu/uncrustify?arch=source&distro=questing

Affected ranges

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

Affected versions

0.*
0.78.1+dfsg1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.78.1+dfsg1-1",
            "binary_name": "uncrustify"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-36189.json"
Ubuntu:26.04:LTS
uncrustify

Package

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

Affected ranges

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

Affected versions

0.*
0.78.1+dfsg1-1
0.78.1+dfsg1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.78.1+dfsg1-1build1",
            "binary_name": "uncrustify"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-36189.json"