{"id":"RLSA-2021:4387","summary":"Low: libssh security update","details":"libssh is a library which implements the SSH protocol. It can be used to implement client and server applications.\n\nSecurity Fix(es):\n\n* libssh: NULL pointer dereference in sftpserver.c if ssh_buffer_new returns NULL (CVE-2020-16135)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 8.5 Release Notes linked from the References section.","modified":"2026-03-11T06:00:56.615147Z","published":"2021-11-09T09:16:07Z","upstream":["CVE-2020-16135"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2021:4387"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1862456"}],"affected":[{"package":{"name":"libssh","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/libssh?distro=rocky-linux-8-5-legacy&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:0.9.4-3.el8"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2021:4387.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}