{"id":"AZL-25351","summary":"CVE-2023-23003 affecting package kernel for versions less than 5.15.118.1-2","details":"In the Linux kernel before 5.16, tools/perf/util/expr.c lacks a check for the hashmap__new return value.","modified":"2026-04-21T04:23:04.941156Z","published":"2023-03-01T20:15:14Z","upstream":["CVE-2023-23003"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23003"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.118.1-2"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-25351.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H"}]}