{"id":"AZL-31266","summary":"CVE-2023-39192 affecting package kernel for versions less than 5.15.135.1-2","details":"A flaw was found in the Netfilter subsystem in the Linux kernel. The xt_u32 module did not validate the fields in the xt_u32 structure. This flaw allows a local privileged attacker to trigger an out-of-bounds read by setting the size fields with a value beyond the array boundaries, leading to a crash or information disclosure.","modified":"2026-04-01T05:10:02.047792Z","published":"2023-10-09T18:15:10Z","upstream":["CVE-2023-39192"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39192"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.135.1-2"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-31266.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"}]}