UBUNTU-CVE-2021-26910

See a problem?
Please try reporting it to the source first.

Source

https://ubuntu.com/security/CVE-2021-26910

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26910.json

JSON Data

https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-26910

Related

Published

2021-02-08T20:15:00Z

Modified

2024-10-15T14:08:03Z

Severity

7.0 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

Firejail before 0.9.64.4 allows attackers to bypass intended access restrictions because there is a TOCTOU race condition between a stat operation and an OverlayFS mount operation.

References

Affected packages

Ubuntu:Pro:16.04:LTS / firejail

Package

Name: firejail
Purl: pkg:deb/ubuntu/firejail?arch=src?distro=esm-apps/xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

0.*

0.9.28-1

0.9.32-1

0.9.34-1

0.9.36-1

0.9.38-1

0.9.38-1ubuntu0.1

0.9.38.10-0ubuntu0.16.04.1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:Pro:18.04:LTS / firejail

Package

Name: firejail
Purl: pkg:deb/ubuntu/firejail?arch=src?distro=esm-apps/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

0.*

0.9.50-3

0.9.52-1

0.9.52-2

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / firejail

Package

Name: firejail
Purl: pkg:deb/ubuntu/firejail?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0.9.62-3ubuntu0.1

Affected versions

0.*

0.9.60-2

0.9.62-1

0.9.62-2

0.9.62-3

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "0.9.62-3ubuntu0.1",
            "binary_name": "firejail"
        },
        {
            "binary_version": "0.9.62-3ubuntu0.1",
            "binary_name": "firejail-dbgsym"
        },
        {
            "binary_version": "0.9.62-3ubuntu0.1",
            "binary_name": "firejail-profiles"
        }
    ]
}