{"id":"AZL-7266","summary":"CVE-2019-17455 affecting package libntlm for versions less than 1.6-1","details":"Libntlm through 1.5 relies on a fixed buffer size for tSmbNtlmAuthRequest, tSmbNtlmAuthChallenge, and tSmbNtlmAuthResponse read and write operations, as demonstrated by a stack-based buffer over-read in buildSmbNtlmAuthRequest in smbutil.c for a crafted NTLM request.","modified":"2026-04-01T05:22:11.602134Z","published":"2019-10-10T18:15:11Z","upstream":["CVE-2019-17455"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-17455"}],"affected":[{"package":{"name":"libntlm","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/libntlm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-7266.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}