UBUNTU-CVE-2018-21232

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Source
https://ubuntu.com/security/CVE-2018-21232
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21232.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2018-21232
Upstream
Published
2020-04-29T14:15:00Z
Modified
2026-03-06T12:54:25.088032Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

re2c before 2.0 has uncontrolled recursion that causes stack consumption in findfixedtags.

References

Affected packages

Ubuntu:18.04:LTS / re2c

Package

Name
re2c
Purl
pkg:deb/ubuntu/re2c@1.0.1-1?arch=source&distro=bionic

Affected ranges

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

Affected versions

1.*
1.0.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "re2c",
            "binary_version": "1.0.1-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21232.json"

Ubuntu:20.04:LTS / re2c

Package

Name
re2c
Purl
pkg:deb/ubuntu/re2c@1.3-1ubuntu0.1?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*
1.2.1-1
1.3-1
1.3-1build1
1.3-1ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "re2c",
            "binary_version": "1.3-1ubuntu0.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21232.json"

Ubuntu:22.04:LTS / re2c

Package

Name
re2c
Purl
pkg:deb/ubuntu/re2c@3.0-1?arch=source&distro=jammy

Affected ranges

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

Affected versions

2.*
2.0.3-1build1
2.2-1
3.*
3.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "re2c",
            "binary_version": "3.0-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21232.json"

Ubuntu:24.04:LTS / re2c

Package

Name
re2c
Purl
pkg:deb/ubuntu/re2c@3.1-1build1?arch=source&distro=noble

Affected ranges

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

Affected versions

3.*
3.1-1
3.1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "re2c",
            "binary_version": "3.1-1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21232.json"

Ubuntu:25.10 / re2c

Package

Name
re2c
Purl
pkg:deb/ubuntu/re2c@4.3-2?arch=source&distro=questing

Affected ranges

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

Affected versions

4.*
4.1-1
4.3-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "re2c",
            "binary_version": "4.3-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-21232.json"