{"id":"AZL-10677","summary":"CVE-2021-4155 affecting package kernel for versions less than 5.15.67.1-4","details":"A data leak flaw was found in the way XFS_IOC_ALLOCSP IOCTL in the XFS filesystem allowed for size increase of files with unaligned size. A local attacker could use this flaw to leak data on the XFS filesystem otherwise not accessible to them.","modified":"2026-04-01T05:06:19.692654Z","published":"2022-08-24T16:15:09Z","upstream":["CVE-2021-4155"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-4155"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.67.1-4"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-10677.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}