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As explained byBleepingComputer, HTTP/2 is the updated version of the HTTP protocol, standardized in 2015.

The CPU can end up crashing in an attempt to process these frames.

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“Out of Memory are probably the most boring yet severe cases.

“Implementations without header timeout required just a single HTTP/2 connection to crash the server.”

Depending on the implementation of HTTP/2, the vulnerabilities are tracked under a different CVE.

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