DEBIAN-CVE-2021-30465

Source
https://security-tracker.debian.org/tracker/CVE-2021-30465
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-30465.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2021-30465
Upstream
Published
2021-05-27T13:15:08Z
Modified
2025-09-25T22:40:47Z
Severity
  • 8.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition.

References

Affected packages

Debian:11 / runc

Package

Name
runc
Purl
pkg:deb/debian/runc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.0~rc93+ds1-5

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / runc

Package

Name
runc
Purl
pkg:deb/debian/runc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.0~rc93+ds1-5

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / runc

Package

Name
runc
Purl
pkg:deb/debian/runc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.0~rc93+ds1-5

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:14 / runc

Package

Name
runc
Purl
pkg:deb/debian/runc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.0~rc93+ds1-5

Ecosystem specific

{
    "urgency": "not yet assigned"
}