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highCVE-2026-638152026-07-20Vector: endpoints

CVE-2026-63815: f2fs File System Vulnerability

A security vulnerability was discovered in the Linux kernel's f2fs file system that could allow a local attacker to cause a system crash or potentially corrupt data by manipulating inline extended attributes.

Decision Context

English Brief

A security vulnerability was discovered in the Linux kernel's f2fs file system that could allow a local attacker to cause a system crash or potentially corrupt data by manipulating inline extended attributes.

الموجز العربي

ثغرة CVE-2026-63815 في نظام ملفات f2fs

تم اكتشاف ثغرة أمنية في نظام ملفات f2fs الخاص بنواة لينكس، والتي قد تسمح لمهاجم محلي بالتسبب في تعطل النظام أو تلف البيانات من خلال التلاعب بسمات الملفات الموسعة.

Affected Products
    Priority sectors
    IT InfrastructureCloud ComputingEmbedded Systems
    Immediate Actions
    1. 1Check current kernel version
    2. 2Update system packages to the latest stable kernel
    3. 3If running a custom kernel, apply patches from https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-63815
    CVE-2026-63815: f2fs File System Vulnerability | Cyberttak