CVE-2026-44601

HighCVSS 7.5/10Last modified Oct 26, 2026

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-837

Affected software

Vendor	Product	Versions
torproject	Tor	< 0.4.9.7

References

https://forum.torproject.org/c/news/tor-release-announcement/28Release Notes
https://gitlab.torproject.org/tpo/core/tor/-/commit/d4e3f6a440b58c2be661decf20c09548704907dcPatch
https://gitlab.torproject.org/tpo/core/tor/-/work_items/41237Not Applicable
https://www.openwall.com/lists/oss-security/2026/05/06/8Mailing List, Release Notes

Timeline

Published: May 7, 2026
Last modified: Oct 26, 2026
NVD status: Analyzed

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