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.
History

Thu, 07 May 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 07 May 2026 06:15:00 +0000

Type Values Removed Values Added
Title Double-Close Circuit Queue Crash in Tor Client

Thu, 07 May 2026 04:15:00 +0000

Type Values Removed Values Added
Description 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.
First Time appeared Torproject
Torproject tor
Weaknesses CWE-837
CPEs cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*
Vendors & Products Torproject
Torproject tor
References
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-05-07T03:09:51.106Z

Updated: 2026-05-07T14:58:24.830Z

Reserved: 2026-05-07T03:09:50.703Z

Link: CVE-2026-44601

cve-icon Vulnrichment

Updated: 2026-05-07T13:56:49.514Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-05-07T04:16:35.030

Modified: 2026-05-07T14:49:46.520

Link: CVE-2026-44601

cve-icon Redhat

No data.