DEBIAN-CVE-2020-22284

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Source
https://security-tracker.debian.org/tracker/CVE-2020-22284
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-22284.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2020-22284
Upstream
Published
2021-07-22T20:15:07Z
Modified
2025-09-30T05:14:03.082087Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

A buffer overflow vulnerability in the zepif_linkoutput() function of Free Software Foundation lwIP git head version and version 2.1.2 allows attackers to access sensitive information via a crafted 6LoWPAN packet.

References

Affected packages

Debian:11 / lwip

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.2+dfsg1-8+deb11u1

Affected versions

2.*

2.1.2+dfsg1-8

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / lwip

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.3+dfsg1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / lwip

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.3+dfsg1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / lwip

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.3+dfsg1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}