UBUNTU-CVE-2026-83530

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Source
https://ubuntu.com/security/CVE-2026-83530
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-83530.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-83530
Upstream
Published
2026-09-09T15:17:00Z
Modified
2026-09-16T11:43:09Z
Severity
  • 6.9 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A user could provide an expression whose string length is longer than the ParserExpressionSizeLimit() configured on the CEL environment, and a memory allocation would occur proportional to the size of the input before the limit would be checked / enforced.

References

Affected packages

Ubuntu:24.04:LTS / golang-github-google-cel-go

Package

Name
golang-github-google-cel-go
Purl
pkg:deb/ubuntu/golang-github-google-cel-go?arch=source&distro=noble

Affected ranges

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

Affected versions

0.*
0.12.5+ds-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "golang-github-google-cel-go-dev",
            "binary_version":  "0.12.5+ds-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-83530.json"

Ubuntu:26.04:LTS / golang-github-google-cel-go

Package

Name
golang-github-google-cel-go
Purl
pkg:deb/ubuntu/golang-github-google-cel-go?arch=source&distro=resolute

Affected ranges

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

Affected versions

0.*
0.18.2+ds-5
0.18.2+ds-7
0.27.0+ds-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "golang-github-google-cel-go-dev",
            "binary_version":  "0.27.0+ds-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-83530.json"