{"id":"CLSA-2026-1784069953","summary":"Fix CVE(s): CVE-2026-58050","details":"   * SECURITY UPDATE: potential multiplication overflow in the publickey\n     subsystem leading to a heap buffer overflow on 32-bit platforms\n     - debian/patches/CVE-2026-58050.patch: cap the publickey attribute\n       count at 1024, and zero-initialise the freshly (re)allocated list\n       entry before parsing to avoid a free of uninitialised memory on the\n       new bounds-check error path, in libssh2_publickey_list_fetch() in\n       src/publickey.c\n     - CVE-2026-58050","modified":"2026-10-26T09:32:03.322201359Z","published":"2026-07-14T22:59:25Z","upstream":["CVE-2026-58050"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu18.04els/CLSA-2026-1784069953.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-58050"}],"affected":[{"package":{"name":"libssh2-1","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libssh2-1?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.0-1ubuntu0.1+tuxcare.els2"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784069953.json"}},{"package":{"name":"libssh2-1-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libssh2-1-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.0-1ubuntu0.1+tuxcare.els2"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784069953.json"}}],"schema_version":"1.9.0"}