CVE-2026-111733
High
Description
P-Net before 1.0.3 dereferences a NULL AR pointer when handling an implicit read request without a valid target AR UUID for a record index that requires an AR (AR specific indices 0xE000-0xEFFF, and the expected identification data of a slot or subslot). A remote unauthenticated attacker can send such a request to crash the device (denial of service).
SeverityHigh
CVSS8.7
Exploit probability—
ProductP-Net
PublishedOct 29, 2026
First seenNov 4, 2026
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- RT-Labs P-Net1.0.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| RT-Labs P-Net | v < 1.0.3 | 1.0.3 |
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