{"id":"AZL-27958","summary":"CVE-2023-4385 affecting package kernel for versions less than 5.15.126.1-1","details":"A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfs_dmap.c in the journaling file system (JFS) in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check.","modified":"2026-04-01T05:09:36.774964Z","published":"2023-08-16T17:15:11Z","upstream":["CVE-2023-4385"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4385"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.126.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-27958.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:N/I:N/A:H"}]}