{"id":"AZL-106667","summary":"CVE-2026-105840 affecting package lrzsz 0.12.20-50","details":"lrzsz before 0.13.0 contains a path traversal vulnerability in the lrz receive utility's restricted mode that allows malicious ZMODEM senders to write files outside the current directory using absolute pathnames. Because checkpath() in src/lrz.c only rejects '../' sequences unless built with --enable-pubdir, attackers can send files named with absolute paths to overwrite any file writable by the receiving user.","modified":"2026-10-07T14:17:12.481243605Z","published":"2026-10-06T14:17:41Z","upstream":["CVE-2026-105840"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105840"}],"affected":[{"package":{"name":"lrzsz","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/lrzsz"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.12.20-50"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-106667.json"}}],"schema_version":"1.9.0"}