ALPINE-CVE-2025-6021

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Source
https://security.alpinelinux.org/vuln/CVE-2025-6021
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2025-6021.json
JSON Data
https://api.test.osv.dev/v1/vulns/ALPINE-CVE-2025-6021
Upstream
Published
2025-06-12T13:15:25Z
Modified
2026-08-27T22:17:56Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow. This issue can result in memory corruption or a denial of service when processing crafted input.

References

Affected packages

Alpine:v3.21 / libxml2

Package

Name
libxml2
Purl
pkg:apk/alpine/libxml2?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2025-6021.json"

Alpine:v3.22 / libxml2

Package

Name
libxml2
Purl
pkg:apk/alpine/libxml2?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2025-6021.json"

Alpine:v3.23 / libxml2

Package

Name
libxml2
Purl
pkg:apk/alpine/libxml2?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2025-6021.json"

Alpine:v3.24 / libxml2

Package

Name
libxml2
Purl
pkg:apk/alpine/libxml2?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2025-6021.json"