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    CVE-2010-2071

    The btrfs_xattr_set_acl function in fs/btrfs/acl.c in btrfs in the Linux kernel 2.6.34 and earlier does not check file ownership before setting an ACL, which allows local users to bypass file permissions by setting arbitrary ACLs, as demonstrated using setfacl.

    Published:Jun 16, 2010
    Last Modified:Apr 11, 2025
    EPS:Jun 16, 2010
    EPSS Score:0.00061
    CVSS Score:4.6

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    http://lkml.org/lkml/2010/5/17/544http://lkml.org/lkml/2010/5/17/544

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High