RT-Labs
CVE-2026-124759: P-Net before 1.0.4 routes a received RTA alarm frame to an Application Relationship using only the destination alarm reference in the frame, without checking th
CVE-2026-124759 Nov 13, 2026 Source: Vendor
In brief. RT-Labs published CVE-2026-124759: P-Net before 1.0.4 routes a received RTA alarm frame to an Application Relationship using only the destination alarm reference in the frame, without checking th on November 13, 2026. It credits 1 researcher or team for 1 CVE.
P-Net before 1.0.4 routes a received RTA alarm frame to an Application Relationship using only the destination alarm reference in the frame, without checking the source of the frame. A host with ADJACENT network access can abort an established Application Relationship with a single alarm ERROR frame, or deliver forged alarm notifications with chosen type, slot, subslot, USI and payload to the application.
Source of record
The credited names below are quoted verbatim from the vendor's own advisory:
https://nvd.nist.gov/vuln/detail/CVE-2026-124759
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