ALPINE-CVE-2021-4122

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Source
https://security.alpinelinux.org/vuln/CVE-2021-4122
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2021-4122
Upstream
Published
2022-08-24T16:15:09Z
Modified
2026-08-27T22:18:01Z
Severity
  • 4.3 (Medium) CVSS_V3 - CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N CVSS Calculator
Summary
[none]
Details

It was found that a specially crafted LUKS header could trick cryptsetup into disabling encryption during the recovery of the device. An attacker with physical access to the medium, such as a flash disk, could use this flaw to force a user into permanently disabling the encryption layer of that medium.

References

Affected packages

Alpine:v3.12
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.3.7-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.13
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.3.7-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.14
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.3.7-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.15
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.16
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.17
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.18
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.19
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.20
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.21
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.22
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.23
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"
Alpine:v3.24
cryptsetup

Package

Name
cryptsetup
Purl
pkg:apk/alpine/cryptsetup?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.4.0
Fixed
2.4.3-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-4122.json"