CVE-2026-13198: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in KUNBUS piControl

Severity: medium (CVSS 5.9 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-14 · updated 2026-08-28
Weakness: CWE-362

Description

Nozomi Networks Labs identified a CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in the event notification functionality of KUNBUS piControl in version 2.6.2 that allows a local authenticated attacker to corrupt kernel heap and event-list state and disclose a small amount of adjacent kernel memory, resulting in kernel memory corruption and denial of service, by issuing concurrent crafted requests from multiple threads through the piControl character device.

Affected products

KUNBUS piControl: through 2.6.2

References

https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-13198

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