{"id":"AZL-7109","summary":"CVE-2021-45485 affecting package kernel for versions less than 5.15.2.1-1","details":"In the IPv6 implementation in the Linux kernel before 5.13.3, net/ipv6/output_core.c has an information leak because of certain use of a hash table which, although big, doesn't properly consider that IPv6-based attackers can typically choose among many IPv6 source addresses.","modified":"2026-04-01T05:22:30.695386Z","published":"2021-12-25T02:15:06Z","upstream":["CVE-2021-45485"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-45485"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.2.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-7109.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}