ALPINE-CVE-2019-18224

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Source
https://security.alpinelinux.org/vuln/CVE-2019-18224
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json
JSON Data
https://api.test.osv.dev/v1/vulns/ALPINE-CVE-2019-18224
Upstream
Published
2019-10-21T17:15:09.930Z
Modified
2025-12-03T22:45:39.261224Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

idn2toascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.

References

Affected packages

Alpine:v3.12

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.13

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.14

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.15

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.16

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.17

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.18

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.19

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.20

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.21

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.22

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"

Alpine:v3.23

libidn2

Package

Name
libidn2
Purl
pkg:apk/alpine/libidn2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.1-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2019-18224.json"