Privilege Escalation via Specially Crafted Filesystem Label in btrfsmaintenance

CVE-2018-14722 · HIGH Severity

AV:N/AC:M/AU:N/C:C/I:C/A:C

An issue was discovered in evaluate_auto_mountpoint in btrfsmaintenance-functions in btrfsmaintenance through 0.4.1. Code execution as root can occur via a specially crafted filesystem label if btrfs-{scrub,balance,trim} are set to auto in /etc/sysconfig/btrfsmaintenance (this is not the default, though).

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