This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-78669 →

DEBIAN-CVE-2026-78669

A malicious HTTP/2 peer can cause excessive CPU consumption in the client or server by opening a large number of streams and then sending many small S...

Original description

The description as published by the source.

A malicious HTTP/2 peer can cause excessive CPU consumption in the client or server by opening a large number of streams and then sending many small SETTINGS frames containing SETTINGS_INITIAL_WINDOW_SIZE values.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 golang-1.19

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:13 golang-1.24

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:14 golang-1.26

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.26.9-1"}]}]

Debian:14 golang-1.27

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.27.2-1"}]}]

Debian:12 golang-golang-x-net

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:13 golang-golang-x-net

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:14 golang-golang-x-net

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.60.0-1"}]}]

References

advisory security-tracker.debian.org