CVE-2026-44602

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Summary

CVECVE-2026-44602
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-07 04:16:35 UTC
Updated2026-05-08 17:06:51 UTC
DescriptionTor before 0.4.9.7 has a NULL pointer dereference when a CERT cell is received out of order, aka TROVE-2026-006.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

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

EPSS: 0.000420000 probability, percentile 0.126530000 (date 2026-05-11)

Problem Types: CWE-476 | CWE-476 CWE-476 NULL Pointer Dereference

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.1[email protected]Secondary3.7LOWCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
3.1CNACVSS3.7LOWCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Torproject Tor All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Torproject Tor affected 0.4.9.7 custom Not specified

References

ReferenceSourceLinkTags
gitlab.torproject.org/tpo/core/tor/-/work_items/41240 [email protected] gitlab.torproject.org Not Applicable
www.openwall.com/lists/oss-security/2026/05/06/8 [email protected] www.openwall.com Mailing List, Release Notes
forum.torproject.org/c/news/tor-release-announcement/28 [email protected] forum.torproject.org Release Notes
gitlab.torproject.org/tpo/core/tor/-/commit/df7d5174ef41814d806c8ede776e230cd30ac12b [email protected] gitlab.torproject.org Patch
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