Untrusted Pointer Dereference in Hyperscan by Intel
CVE-2026-34489

5.9MEDIUM

Key Information:

Vendor

Intel
Status
Hyperscan
Vendor
CVE Published:
10 November 2026

What is CVE-2026-34489?

An untrusted pointer dereference vulnerability exists in Hyperscan prior to version v5.4.2.1, which may lead to a denial of service. An attacker with unprivileged access can exploit this weakness through a low complexity attack, requiring no user interaction. Local access is needed to exploit the vulnerability, which does not necessitate special internal knowledge. The outcome may disrupt the availability of the affected system, posing risks to service functionality.

Affected Version(s)

Hyperscan before version v5.4.2.1

References

https://intel.com/content/www/us/en/security-center/advis...

CVSS V4

Score:
5.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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