{"id":"DEBIAN-CVE-2026-10650","details":"A flaw has been found in warmcat libwebsockets up to 4.5.8. This issue affects the function lws_ssh_parse_plaintext of the file plugins/protocol_lws_ssh_base/sshd.c of the component SSH Protocol Handler. Executing a manipulation of the argument msg_len can lead to resource consumption. The attack may be launched remotely. The exploit has been published and may be used. This patch is called 3f9f0c6ecaf0e6f3f219d30632c5d1f2479d7498. A patch should be applied to remediate this issue.","modified":"2026-09-12T10:00:07.429581519Z","published":"2026-06-02T22:16:16.293Z","upstream":["CVE-2026-10650"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-10650"}],"affected":[{"package":{"name":"libwebsockets","ecosystem":"Debian:12","purl":"pkg:deb/debian/libwebsockets?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.1.6-3","4.1.6-3.1","4.3.2-1","4.3.2-2","4.3.2-3","4.3.2-4","4.3.3-1","4.3.3-1.1","4.3.3-1.1~exp1","4.3.5-1","4.3.5-2","4.3.5-3","4.3.5-4","4.3.5-4.1","4.3.5-5","4.3.5-6"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-10650.json"}},{"package":{"name":"libwebsockets","ecosystem":"Debian:13","purl":"pkg:deb/debian/libwebsockets?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.5-1+deb13u2"}]}],"versions":["4.3.5-1","4.3.5-1+deb13u1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-10650.json"}},{"package":{"name":"libwebsockets","ecosystem":"Debian:14","purl":"pkg:deb/debian/libwebsockets?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.5-5"}]}],"versions":["4.3.5-1","4.3.5-2","4.3.5-3","4.3.5-4","4.3.5-4.1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-10650.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}