{"schema_version":"1.7.2","id":"OESA-2026-3747","modified":"2026-09-14T16:33:57Z","published":"2026-09-14T16:33:57Z","upstream":["CVE-2026-73281","CVE-2026-73282","CVE-2026-73283"],"summary":"openssh security update","details":"An open source implementation of SSH protocol version 2\r\n\r\nSecurity Fix(es):\n\nIn ssh-agent in OpenSSH before 10.5, some operations can occur remotely but were intended to occur only locally, including operations that add tokens or use keys. This is caused by misinteraction between agent locking and the (CVE-2026-73281)\n\nIn ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote-forwarding operations are concurrent.(CVE-2026-73282)\n\nIn sshd in OpenSSH before 10.5, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwarding but was not.(CVE-2026-73283)","affected":[{"package":{"ecosystem":"openEuler:24.03-LTS-SP4","name":"openssh","purl":"pkg:rpm/openEuler/openssh&distro=openEuler-24.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.6p1-26.oe2403sp4"}]}],"ecosystem_specific":{"aarch64":["openssh-9.6p1-26.oe2403sp4.aarch64.rpm","openssh-askpass-9.6p1-26.oe2403sp4.aarch64.rpm","openssh-clients-9.6p1-26.oe2403sp4.aarch64.rpm","openssh-debuginfo-9.6p1-26.oe2403sp4.aarch64.rpm","openssh-debugsource-9.6p1-26.oe2403sp4.aarch64.rpm","openssh-keycat-9.6p1-26.oe2403sp4.aarch64.rpm","openssh-server-9.6p1-26.oe2403sp4.aarch64.rpm","pam_ssh_agent_auth-0.10.4-5.26.oe2403sp4.aarch64.rpm"],"noarch":["openssh-help-9.6p1-26.oe2403sp4.noarch.rpm"],"src":["openssh-9.6p1-26.oe2403sp4.src.rpm"],"x86_64":["openssh-9.6p1-26.oe2403sp4.x86_64.rpm","openssh-askpass-9.6p1-26.oe2403sp4.x86_64.rpm","openssh-clients-9.6p1-26.oe2403sp4.x86_64.rpm","openssh-debuginfo-9.6p1-26.oe2403sp4.x86_64.rpm","openssh-debugsource-9.6p1-26.oe2403sp4.x86_64.rpm","openssh-keycat-9.6p1-26.oe2403sp4.x86_64.rpm","openssh-server-9.6p1-26.oe2403sp4.x86_64.rpm","pam_ssh_agent_auth-0.10.4-5.26.oe2403sp4.x86_64.rpm"]}}],"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3747"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73281"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73282"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73283"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"}],"database_specific":{"severity":"Medium"}}