{"id":"AZL-27970","summary":"CVE-2023-4394 affecting package kernel for versions less than 5.15.131.1-2","details":"A use-after-free flaw was found in btrfs_get_dev_args_from_path in fs/btrfs/volumes.c in btrfs file-system in the Linux Kernel. This flaw allows a local attacker with special privileges to cause a system crash or leak internal kernel information","modified":"2026-04-21T04:25:46.289793Z","published":"2023-08-17T13:15:11Z","upstream":["CVE-2023-4394"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4394"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.131.1-2"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-27970.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H"}]}