{"id":"AZL-110981","summary":"CVE-2026-99080 affecting package kernel 6.6.157.1-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs: Free any excess xarray nodes in clear_inode()\n\nFor many years we've had a hard to hit leak of xarray nodes.  Hugh\ndocumented it well in commit 786b31121a2c.  Recently people and\nsyzbot have found ways to force it to happen with madvise.  Rather\nthan fix the leaks where they happen, just call xa_destroy() which\nhas the side-effect of cycling the i_pages lock.","modified":"2026-10-24T14:16:40.386991544Z","published":"2026-10-23T13:17:32Z","upstream":["CVE-2026-99080"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-99080"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"6.6.157.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-110981.json"}}],"schema_version":"1.9.0"}