{"action":"Upgrade libssh to the fixed version for your line (see fixed_versions).","affected":[{"fixed":"0.12.1-r0","introduced":"0"}],"component":"libssh","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["0.12.1-r0","0.12.2-r0"],"id":"tcs_01M6HBHY48D22M1TVV8G9FYZWK","modified_at":"2026-11-03T06:33:05.839729640Z","published_at":"2026-07-21T12:18:57.860Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-59843","https://security.alpinelinux.org/vuln/CVE-2026-59843"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-59843","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-59843"}],"summary":"A flaw was found in libssh. A remote authenticated peer can advertise a zero maximum packet size in SSH_MSG_CHANNEL_OPEN, causing later channel writes to loop indefinitely and consume CPU, leading to"}