{"id":"AZL-93243","summary":"CVE-2026-59843 affecting package libssh for versions less than 0.10.6-9","details":"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 denial of service.","modified":"2026-08-30T05:26:50Z","published":"2026-07-21T12:18:57Z","upstream":["CVE-2026-59843"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59843"}],"affected":[{"package":{"name":"libssh","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/libssh"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.6-9"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-93243.json"}}],"schema_version":"1.9.0"}