ALPINE-CVE-2026-3593

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Source
https://security.alpinelinux.org/vuln/CVE-2026-3593
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-3593.json
JSON Data
https://api.test.osv.dev/v1/vulns/ALPINE-CVE-2026-3593
Upstream
Published
2026-05-20T13:16:23.923Z
Modified
2026-05-22T16:30:05.095947233Z
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

A use-after-free vulnerability exists within the DNS-over-HTTPS implementation. This issue affects BIND 9 versions 9.20.0 through 9.20.22, 9.21.0 through 9.21.21, and 9.20.9-S1 through 9.20.22-S1. BIND 9 versions 9.18.0 through 9.18.48 and 9.18.11-S1 through 9.18.48-S1 are NOT affected.

References

Affected packages

Alpine:v3.20 / bind

Package

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

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-3593.json"

Alpine:v3.21 / bind

Package

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

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-3593.json"

Alpine:v3.22 / bind

Package

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

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-3593.json"

Alpine:v3.23 / bind

Package

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

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-3593.json"