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Denial of service in Tanium Client from integer overflow

Priority LOW 28CWE-190Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-190 and the CVSS impact.

Summary

Tanium Client versions from 7.8.2 before 7.8.2.1258 and from 7.8.4 before 7.8.4.1394 are affected. An integer overflow or wraparound (CWE-190) lets an unauthenticated attacker on the adjacent network cause a denial of service on the client host. CVSS 3.1 rates it 6.5 (MEDIUM), with low attack complexity and high availability impact.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

Description from the CNA

Tanium addressed a denial of service vulnerability in Tanium Client.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00177 7th percentileScored 2026-11-07
Fix Fixed Tanium Client (Tanium): 7.8.2.1258, 7.8.4.1394

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
TaniumTanium Client7.8.2 to before 7.8.2.1258; 7.8.4 to before 7.8.4.13947.8.2.1258, 7.8.4.1394Patch availableCNA
  • Tanium Client VendorTanium Affected 7.8.2 to before 7.8.2.1258; 7.8.4 to before 7.8.4.1394 Fixed in 7.8.2.1258, 7.8.4.1394 Patch available CNA

Remediation

Upgrade Tanium Client to 7.8.2.1258 for the 7.8.2 line or to 7.8.4.1394 for the 7.8.4 line. The sources do not list a vendor advisory identifier for this fix.

Written with Claude Haiku 5.5 from the sources below · 2026-11-04

  • Fix · CNA Tanium Client (Tanium) Fixed in 7.8.2.1258, 7.8.4.1394

Timeline

  1. 2026-11-03 Threatist record created from CVE-2026-108324
  2. 2026-11-04 Alias added: GHSA-x8fh-xjvv-pjvq
  3. 2026-11-05 Priority changed: MEDIUM → LOW
  4. 2026-11-06 CISA SSVC decision points changed

References

  • TI-2026-81473 Unauthorized code execution in Tanium Threat Response CVSS 3.1HIGH 8.8
  • TI-2026-81459 Tanium Certificate Manager unauthorized code execution vulnerability CVSS 3.1HIGH 8.8
  • TI-2026-59476 Tanium addressed a SQL injection vulnerability in Threat Response. CVSS 3.1HIGH 8.8
  • TI-2026-08094 Tanium addressed an unauthorized code execution vulnerability in Connect. CVSS 3.1HIGH 8.8
  • TI-2026-08093 Tanium addressed an unauthorized code execution vulnerability in Connect. CVSS 3.1HIGH 8.8
  • TI-2025-13983 Tanium addressed an improper input validation vulnerability in Deploy. CVSS 3.1HIGH 8.8
See all 135 →

Sources