{"id":"AZL-57761","summary":"CVE-2025-21793 affecting package kernel for versions less than 6.6.79.1-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: sn-f-ospi: Fix division by zero\n\nWhen there is no dummy cycle in the spi-nor commands, both dummy bus cycle\nbytes and width are zero. Because of the cpu's warning when divided by\nzero, the warning should be avoided. Return just zero to avoid such\ncalculations.","modified":"2026-04-01T05:19:12.265299Z","published":"2025-02-27T03:15:20Z","upstream":["CVE-2025-21793"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21793"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.79.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-57761.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"}]}