{"action":"Upgrade libssh2 to 1.9.0-1 or later.","affected":[{"fixed":"1.9.0-1","introduced":"0"}],"component":"libssh2","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1.9.0-1"],"id":"tcs_01M5NDS77C0995Z8PCKBHZVWSV","modified_at":"2026-09-21T07:02:17.058665541Z","published_at":"2019-07-16T18:15:13.287Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-13115","https://security-tracker.debian.org/tracker/CVE-2019-13115"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-13115","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-13115"}],"summary":"In libssh2 before 1.9.0, kex_method_diffie_hellman_group_exchange_sha256_key_exchange in kex.c has an integer overflow that could lead to an out-of-bounds read in the way packets are read from the ser"}