ALPINE-CVE-2025-6491

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Source
https://security.alpinelinux.org/vuln/CVE-2025-6491
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-6491.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2025-6491
Upstream
Published
2025-07-13T22:15:23Z
Modified
2026-11-03T06:30:24Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In PHP versions:8.1.* before 8.1.33, 8.2.* before 8.2.29, 8.3.* before 8.3.23, 8.4.* before 8.4.10 when parsing XML data in SOAP extensions, overly large (>2Gb) XML namespace prefix may lead to null pointer dereference. This may lead to crashes and affect the availability of the target server.

References

Affected packages

Alpine:v3.19
php81

Package

Name
php81
Purl
pkg:apk/alpine/php81?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-6491.json"
Alpine:v3.22
php82

Package

Name
php82
Purl
pkg:apk/alpine/php82?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-6491.json"
php83

Package

Name
php83
Purl
pkg:apk/alpine/php83?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-6491.json"
php84

Package

Name
php84
Purl
pkg:apk/alpine/php84?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-6491.json"
Alpine:v3.23
php83

Package

Name
php83
Purl
pkg:apk/alpine/php83?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-6491.json"
php84

Package

Name
php84
Purl
pkg:apk/alpine/php84?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-6491.json"
Alpine:v3.24
php83

Package

Name
php83
Purl
pkg:apk/alpine/php83?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-6491.json"
php84

Package

Name
php84
Purl
pkg:apk/alpine/php84?arch=source

Affected ranges

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

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-6491.json"