UBUNTU-CVE-2026-84042

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Source
https://ubuntu.com/security/CVE-2026-84042
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-84042.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-84042
Upstream
  • CVE-2026-84042
Published
2026-09-11T00:00:00Z
Modified
2026-09-11T15:00:37Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

(A flaw was found in crun. When crun is built with libkrun and a contai ...)

References

Affected packages

Ubuntu:20.04:LTS / crun

Package

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

Affected ranges

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

Affected versions

0.*
0.10.5+dfsg-1
0.10.6+dfsg-1
0.11+dfsg-1
0.12+dfsg-1
0.12.1+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "crun",
            "binary_version": "0.12.1+dfsg-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-84042.json"

Ubuntu:22.04:LTS / crun

Package

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

Affected ranges

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

Affected versions

0.*
0.17+dfsg-1
0.17+dfsg-1.1
0.17+dfsg-1.1ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "crun",
            "binary_version": "0.17+dfsg-1.1ubuntu0.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-84042.json"

Ubuntu:24.04:LTS / crun

Package

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

Affected ranges

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

Affected versions

1.*
1.8.5-1
1.11-1
1.11.1-1
1.12-1
1.13-1
1.14-1
1.14.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "crun",
            "binary_version": "1.14.1-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-84042.json"

Ubuntu:26.04:LTS / crun

Package

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

Affected ranges

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

Affected versions

1.*
1.21-1ubuntu2
1.21-1ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "crun",
            "binary_version": "1.21-1ubuntu3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-84042.json"