{"id":"CLEANSTART-2026-TW91409","summary":"Previously, after a channel has been established, a malicious peer could send crafted messages that would deadlock the entire connection","details":"CVE-2026-56855 affects multiple packages. Previously, after a channel has been established, a malicious peer could send crafted messages that would deadlock the entire connection. See references for individual vulnerability details.","modified":"2026-10-23T00:45:20.527025006Z","published":"2026-10-23T00:37:40.034417Z","upstream":["CVE-2026-56855"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-TW91409.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-56855"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56855"}],"affected":[{"package":{"name":"etcd","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/etcd"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.29-r2"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-TW91409.json"}},{"package":{"name":"etcd","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/etcd"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.10-r3"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-TW91409.json"}},{"package":{"name":"kyverno","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/kyverno"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.1-r5"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-TW91409.json"}},{"package":{"name":"rundeck","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/rundeck"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.1-r6"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-TW91409.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}