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CVE-2026-9624 is a denial-of-service vulnerability in Rockwell Automation RSLinx Classic caused by insufficient validation of data length in Common Industrial Protocol (CIP) packet handling. A remotely supplied crafted CIP packet can cause the RSLinx Classic service to crash. The service must be restarted to restore operation.
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A specific vulnerability affecting Rockwell Automation RSLinx Classic; no technical impact details are provided in the content.
A denial-of-service vulnerability in RSLinx Classic in which insufficient validation of CIP packet data length permits a crafted CIP packet to crash the service, requiring a service restart.
A high-severity remotely exploitable denial-of-service vulnerability in Rockwell Automation RSLinx Classic. Insufficient validation of crafted CIP packet data length can crash the RSLinx Classic service, requiring a service restart.
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Cross-references every affected SKU, including bundled OEM variants.
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