DEBIAN-CVE-2023-0809

See a problem?
Please try reporting it to the source first.
Source
https://security-tracker.debian.org/tracker/CVE-2023-0809
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-0809.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2023-0809
Upstream
Published
2023-10-02T19:15:09.717Z
Modified
2025-11-14T04:05:58.626141Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
Summary
[none]
Details

In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.

References

Affected packages

Debian:11 / mosquitto

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.11-1+deb11u1

Affected versions

2.*

2.0.11-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-0809.json"

Debian:12 / mosquitto

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.11-1.2+deb12u1

Affected versions

2.*

2.0.11-1.2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-0809.json"

Debian:13 / mosquitto

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.17-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-0809.json"

Debian:14 / mosquitto

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.17-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-0809.json"