The vulnerability of the Go language-based HTTP/2 protocol implementation allows a attacker to cause a service failure.

The vulnerability in the HTTP/2 implementation using the Go programming language arises from executing a loop with an unreachable exit condition when processing the value of SETTINGSMAXFRAMESIZE, which is equal to 0. Exploiting this vulnerability could allow a remote attacker to cause a service...

net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGS_MAX_FRAME_SIZE frame

A flaw was found in the HTTP/2 protocol implementation within the Go standard library golang.org/x/net and net/http/internal/http2. A remote attacker can exploit this vulnerability by sending a specially crafted HTTP/2 SETTINGS frame with the SETTINGSMAXFRAMESIZE parameter set to zero. This...

CVE-2026-33814

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0...

PT-2026-38561

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description Processing of HTTP/2 SETTINGS frames can lead to an infinite loop of writing CONTINUATION frames when a SETTINGS MAX FRAME SIZE with a value of 0 is received,...