{"id":"AZL-85560","summary":"CVE-2026-6843 affecting package nano for versions less than 6.4-3","details":"A flaw was found in nano. A local user could exploit a format string vulnerability in the `statusline()` function. By creating a directory with a name containing `printf` specifiers, the application attempts to display this name, leading to a segmentation fault (SEGV). This results in a Denial of Service (DoS) for the `nano` application.","modified":"2026-09-03T05:27:10Z","published":"2026-04-22T09:16:26Z","upstream":["CVE-2026-6843"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6843"}],"affected":[{"package":{"name":"nano","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/nano"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.4-3"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-85560.json"}}],"schema_version":"1.9.0"}