CVE intelligence and bounded remediation

CVE-2026-0924 — Drbuho Buhocleaner security vulnerability

High CVSS 7.3

BuhoCleaner contains an insecure XPC service that allows local, unprivileged users to escalate their privileges to root via insecure functions.This issue affects BuhoCleaner: 1.15.2.

Severity
High
CVSS
7.3 (4.0)
Published
2026-02-02
CISA KEV
Not currently listed
Ecosystem
software/application
Weaknesses
CWE-367

Affected products

  • drbuho / buhocleaner / 1.15.2

Matched remediation archetype

Race condition, TOCTOU, and lifecycle synchronization

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Check exposure

  • Map concurrent actors, shared state, lock boundaries, signals, callbacks, retries, and check-then-use sequences in the affected path.
  • Determine whether untrusted users can influence timing, object names, filesystem state, or repeated state transitions.
  • Identify clustered and multi-process behavior that repository-local tests may not represent.

Remediate safely

  • Make the sensitive state transition atomic or protect it with a consistently ordered synchronization primitive.
  • Perform authorization and invariant checks on the same authoritative object and transaction used for the operation.
  • Use unique private resources, safe ownership transfer, and idempotent operations; add deterministic concurrency regression tests.

Authoritative sources

Complete CVE record and remediation plan

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