DEBIAN-CVE-2026-3888

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Source
https://security-tracker.debian.org/tracker/CVE-2026-3888
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3888.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-3888
Upstream
Downstream
Published
2026-03-17T14:16:17Z
Modified
2026-09-14T17:03:31Z
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
Summary
[none]
Details

Local privilege escalation in snapd on Linux allows local attackers to get root privilege by re-creating snap's private /tmp directory when systemd-tmpfiles is configured to automatically clean up this directory. This issue affects Ubuntu 16.04 LTS, 18.04 LTS, 20.04 LTS, 22.04 LTS, and 24.04 LTS.

References

Affected packages

Debian:12 / snapd

Package

Name
snapd
Purl
pkg:deb/debian/snapd?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.57.6-1+deb12u1

Affected versions

2.*
2.57.6-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3888.json"

Debian:13 / snapd

Package

Name
snapd
Purl
pkg:deb/debian/snapd?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.68.3-3+deb13u1

Affected versions

2.*
2.68.3-3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3888.json"

Debian:14 / snapd

Package

Name
snapd
Purl
pkg:deb/debian/snapd?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.76-1

Affected versions

2.*
2.68.3-3
2.71-1
2.71-2
2.71-3
2.72-1
2.73-3
2.73-4
2.74.1-1
2.75.2-1
2.75.2-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3888.json"