DEBIAN-CVE-2023-24626

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Source
https://security-tracker.debian.org/tracker/CVE-2023-24626
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-24626.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2023-24626
Upstream
Published
2023-04-08T05:15:07.063Z
Modified
2025-11-20T10:16:32.266238Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

socket.c in GNU Screen through 4.9.0, when installed setuid or setgid (the default on platforms such as Arch Linux and FreeBSD), allows local users to send a privileged SIGHUP signal to any PID, causing a denial of service or disruption of the target process.

References

Affected packages

Debian:11 / screen

Package

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

Affected ranges

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

Affected versions

4.*

4.8.0-6
4.8.0-7
4.9.0-1
4.9.0-2
4.9.0-3
4.9.0-4
4.9.1-1
4.9.1-1+hurd.1
4.9.1-1+hurd.2
4.9.1-2
4.9.1-3

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:12 / screen

Package

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

Affected ranges

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

Affected versions

4.*

4.9.0-4
4.9.1-1
4.9.1-1+hurd.1
4.9.1-1+hurd.2
4.9.1-2
4.9.1-3

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:13 / screen

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.9.1-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:14 / screen

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.9.1-1

Ecosystem specific 

{
    "urgency": "unimportant"
}