PT-2026-38337

CVE-2026-44602

Published

2026-05-07

Updated

2026-05-08

Description by

CVSS 3.1

7.5

High

MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Tor versions prior to 0.4.9.7

Description A NULL pointer dereference occurs when a CERT cell is received out of order. A NULL pointer dereference is a runtime error that happens when a program attempts to read or write to a memory address that is NULL, often leading to a crash.

Recommendations Update to version 0.4.9.7 or later.

Exploitability

Exploit

Fix

Impacts

Researchers

Brian Carpenter

Geeknik

Vendors

Affected products

Weakness enumeration

CWE-476: NULL Pointer Dereference