DEBIAN-CVE-2025-4444

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Source
https://security-tracker.debian.org/tracker/CVE-2025-4444
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-4444.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2025-4444
Upstream
Published
2025-09-18T14:15:49.887Z
Modified
2026-04-05T23:00:10.615276Z
Severity
  • 6.3 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator
Summary
[none]
Details

A security flaw has been discovered in Tor up to 0.4.7.16/0.4.8.17. Impacted is an unknown function of the component Onion Service Descriptor Handler. Performing manipulation results in resource consumption. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is considered difficult. Upgrading to version 0.4.8.18 and 0.4.9.3-alpha is recommended to address this issue. It is recommended to upgrade the affected component.

References

Affected packages

Debian:11 / tor

Package

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

Affected ranges

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

Affected versions

0.*
0.4.5.9-1
0.4.5.10-1~bpo10+1
0.4.5.10-1~deb11u1
0.4.5.10-1
0.4.5.16-1
0.4.6.2-alpha-1
0.4.6.3-rc-1
0.4.6.4-rc-1
0.4.6.6-1
0.4.6.7-1
0.4.6.8-1~bpo10+2
0.4.6.8-1~bpo11+2
0.4.6.8-1
0.4.6.9-1
0.4.6.10-1~bpo10+1
0.4.6.10-1~bpo11+1
0.4.6.10-1
0.4.7.3-alpha-1
0.4.7.4-alpha-1
0.4.7.5-alpha-1
0.4.7.6-rc-1
0.4.7.7-1~bpo10+1
0.4.7.7-1~bpo11+1
0.4.7.7-1
0.4.7.8-1~bpo10+1
0.4.7.8-1~bpo11+1
0.4.7.8-1
0.4.7.9-1
0.4.7.10-1~bpo10+1
0.4.7.10-1~bpo11+1
0.4.7.10-1
0.4.7.11-1~bpo11+1
0.4.7.11-1
0.4.7.12-1
0.4.7.13-1~bpo11+1
0.4.7.13-1
0.4.7.16-1
0.4.8.4-2
0.4.8.5-1
0.4.8.6-1
0.4.8.7-1
0.4.8.8-1
0.4.8.9-1~bpo11+1
0.4.8.9-1~bpo12+1
0.4.8.9-1
0.4.8.10-1~bpo11+1
0.4.8.10-1~bpo12+1
0.4.8.10-1
0.4.8.11-1~bpo11+1
0.4.8.11-1~bpo12+1
0.4.8.11-1
0.4.8.12-1~bpo11+1
0.4.8.12-1~bpo12+1
0.4.8.12-1
0.4.8.12-1.1
0.4.8.13-1
0.4.8.13-2~bpo12+1
0.4.8.13-2
0.4.8.14-1~bpo12+1
0.4.8.14-1
0.4.8.16-1
0.4.8.21-1~bpo12+1
0.4.8.21-1~bpo13+1
0.4.8.21-1~bpo13+2
0.4.8.21-1
0.4.8.22-1~bpo12+1
0.4.8.22-1~bpo13+1
0.4.8.22-1
0.4.9.5-1
0.4.9.5-2~bpo12+1
0.4.9.5-2~bpo13+1
0.4.9.5-2
0.4.9.6-1~bpo12+1
0.4.9.6-1~bpo13+1
0.4.9.6-1

Ecosystem specific 

{
    "urgency": "end-of-life"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-4444.json"

Debian:12 / tor

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.4.9.6-0+deb12u1

Affected versions

0.*
0.4.7.13-1
0.4.7.16-1
0.4.8.4-2
0.4.8.5-1
0.4.8.6-1
0.4.8.7-1
0.4.8.8-1
0.4.8.9-1~bpo11+1
0.4.8.9-1~bpo12+1
0.4.8.9-1
0.4.8.10-1~bpo11+1
0.4.8.10-1~bpo12+1
0.4.8.10-1
0.4.8.11-1~bpo11+1
0.4.8.11-1~bpo12+1
0.4.8.11-1
0.4.8.12-1~bpo11+1
0.4.8.12-1~bpo12+1
0.4.8.12-1
0.4.8.12-1.1
0.4.8.13-1
0.4.8.13-2~bpo12+1
0.4.8.13-2
0.4.8.14-1~bpo12+1
0.4.8.14-1
0.4.8.16-1
0.4.8.21-1~bpo12+1
0.4.8.21-1~bpo13+1
0.4.8.21-1~bpo13+2
0.4.8.21-1
0.4.8.22-1~bpo12+1
0.4.8.22-1~bpo13+1
0.4.8.22-1
0.4.9.5-1
0.4.9.5-2~bpo12+1
0.4.9.5-2~bpo13+1
0.4.9.5-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-4444.json"

Debian:13 / tor

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.4.9.6-0+deb13u1

Affected versions

0.*
0.4.8.16-1
0.4.8.21-1~bpo12+1
0.4.8.21-1~bpo13+1
0.4.8.21-1~bpo13+2
0.4.8.21-1
0.4.8.22-1~bpo12+1
0.4.8.22-1~bpo13+1
0.4.8.22-1
0.4.9.5-1
0.4.9.5-2~bpo12+1
0.4.9.5-2~bpo13+1
0.4.9.5-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-4444.json"

Debian:14 / tor

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.4.8.21-1

Affected versions

0.*
0.4.8.16-1
0.4.8.21-1~bpo12+1
0.4.8.21-1~bpo13+1
0.4.8.21-1~bpo13+2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-4444.json"