{"id":"AZL-82028","summary":"CVE-2026-23408 affecting package kernel for versions less than 6.6.130.1-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\napparmor: Fix double free of ns_name in aa_replace_profiles()\n\nif ns_name is NULL after\n1071         error = aa_unpack(udata, &lh, &ns_name);\n\nand if ent-\u003ens_name contains an ns_name in\n1089                 } else if (ent-\u003ens_name) {\n\nthen ns_name is assigned the ent-\u003ens_name\n1095                         ns_name = ent-\u003ens_name;\n\nhowever ent-\u003ens_name is freed at\n1262                 aa_load_ent_free(ent);\n\nand then again when freeing ns_name at\n1270         kfree(ns_name);\n\nFix this by NULLing out ent-\u003ens_name after it is transferred to ns_name\n\n\")","modified":"2026-08-28T17:47:51.879873301Z","published":"2026-04-01T09:16:16Z","upstream":["CVE-2026-23408"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-23408"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.130.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-82028.json"}}],"schema_version":"1.9.0"}