Findings

CVE-2026-44601

Tor before 0.4.9.7, when circuit queue memory pressure exists, can experience a client crash because of a double close of a circuit, aka TROVE-2026-009.

Published May 7, 2026 · updated Jun 17, 2026 · torproject tor

Tor before 0.4.9.7, when circuit queue memory pressure exists, can experience a client crash because of a double close of a circuit, aka TROVE-2026-009.

Code

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Timeline

Detection, updates, and resolution for this record.

  1. May 7, 2026 · NIST NVD

    Detected

    Tor before 0.4.9.7, when circuit queue memory pressure exists, can experience a client crash because of a double close of a circuit, aka TROVE-2026-009.

  2. Jun 17, 2026 · NIST NVD

    Updated

    Tor before 0.4.9.7, when circuit queue memory pressure exists, can experience a client crash because of a double close of a circuit, aka TROVE-2026-009.

Affected

  • cpe torproject/torversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-44601

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-44601

    Tor before 0.4.9.7, when circuit queue memory pressure exists, can experience a client crash because of a double close of a circuit, aka TROVE-2026-009.

    nvd.nist.gov

References

CVE-2026-44601 · ZeroDay Findings