{"id":"AZL-90093","summary":"CVE-2026-54411 affecting package pam for versions less than 1.5.3-5","details":"Linux-PAM through 1.7.2 contains an observable timing discrepancy (CWE-208) in the pam_userdb module's plaintext-password comparison path in modules/pam_userdb/pam_userdb.c that allows a local or network-adjacent attacker able to repeatedly drive authentication through a calling service to recover the plaintext password of a target account by measuring response-timing differences.","modified":"2026-09-01T05:28:09Z","published":"2026-06-14T18:17:20Z","upstream":["CVE-2026-54411"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-54411"}],"affected":[{"package":{"name":"pam","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/pam"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-5"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-90093.json"}}],"schema_version":"1.9.0"}