{"id":"AZL-27350","summary":"CVE-2023-3090 affecting package kernel for versions less than 5.15.118.1-2","details":"A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation.\n\nThe out-of-bounds write is caused by missing skb-\u003ecb  initialization in the ipvlan network driver. The vulnerability is reachable if CONFIG_IPVLAN is enabled.\n\n\nWe recommend upgrading past commit 90cbed5247439a966b645b34eb0a2e037836ea8e.","modified":"2026-04-01T05:09:08.607141Z","published":"2023-06-28T20:15:09Z","upstream":["CVE-2023-3090"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3090"}],"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-27350.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:H/I:H/A:H"}]}