{"id":"AZL-13123","summary":"CVE-2022-47929 affecting package hyperv-daemons for versions less than 5.15.92.1-1","details":"In the Linux kernel before 6.1.6, a NULL pointer dereference bug in the traffic control subsystem allows an unprivileged user to trigger a denial of service (system crash) via a crafted traffic control configuration that is set up with \"tc qdisc\" and \"tc class\" commands. This affects qdisc_graft in net/sched/sch_api.c.","modified":"2026-04-01T05:07:31.129224Z","published":"2023-01-17T21:15:14Z","upstream":["CVE-2022-47929"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-47929"}],"affected":[{"package":{"name":"hyperv-daemons","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/hyperv-daemons"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.92.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-13123.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:N/I:N/A:H"}]}