ALPINE-CVE-2026-56002

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Source

https://security.alpinelinux.org/vuln/CVE-2026-56002

Import Source

https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-56002.json

JSON Data

https://api.test.osv.dev/v1/vulns/ALPINE-CVE-2026-56002

Upstream

CVE-2026-56002

Published

2026-07-08T10:16:23Z

Modified

2026-10-30T09:18:18Z

Severity

8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

A heap bufferflow in pcfReadFont() due to missing glyph bounds checking in libXfont2 before 2.0.8 allows attackers authenticated as X client to execute code within the X server.

References

https://security.alpinelinux.org/vuln/CVE-2026-56002

Affected packages

Alpine:v3.24 / libxfont2

Package

Name: libxfont2
Purl: pkg:apk/alpine/libxfont2?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

2.0.8-r0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-56002.json"