UBUNTU-CVE-2021-26194

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Source
https://ubuntu.com/security/CVE-2021-26194
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26194.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-26194
Upstream
Published
2021-06-10T23:15:00Z
Modified
2025-09-08T16:47:00Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An issue was discovered in JerryScript 2.4.0. There is a heap-use-after-free in ecmaislexical_environment in the ecma-helpers.c file.

References

Affected packages

Ubuntu:Pro:18.04:LTS / iotjs

Package

Name
iotjs
Purl
pkg:deb/ubuntu/iotjs@1.0-1?arch=source&distro=esm-apps/bionic

Affected ranges

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

Affected versions

1.*

1.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "iotjs",
            "binary_version": "1.0-1"
        },
        {
            "binary_name": "iotjs-dev",
            "binary_version": "1.0-1"
        }
    ]
}

Ubuntu:22.04:LTS / iotjs

Package

Name
iotjs
Purl
pkg:deb/ubuntu/iotjs@1.0+715-1ubuntu2?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*

1.0+715-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "iotjs",
            "binary_version": "1.0+715-1ubuntu2"
        },
        {
            "binary_name": "iotjs-dev",
            "binary_version": "1.0+715-1ubuntu2"
        }
    ]
}