{"id":"AZL-108587","summary":"CVE-2026-98662 affecting package kernel 6.6.157.1-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: light: gp2ap020a00f: drain irq_work after free_irq\n\nThe threaded IRQ handler queues data-\u003ework through irq_work_queue() so\nthe trigger is polled from a per-CPU context.  free_irq() does not flush\nan irq_work the handler already queued, so after gp2ap020a00f_remove()\nreturns that work may still run and call iio_trigger_poll() on data-\u003etrig,\nwhich the devm cleanup has already freed, causing a use-after-free.\n\nAdd irq_work_sync(&data-\u003ework) after free_irq() in remove() and in the\nprobe error path, mirroring commit 78601726d4a5 (\"iio: trigger: sysfs:\nfix use-after-free on remove\").\n\nFound by an in-house static analysis tool, confirmed by manual review.","modified":"2026-10-20T05:35:13Z","published":"2026-10-18T16:17:19Z","upstream":["CVE-2026-98662"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98662"}],"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-108587.json"}}],"schema_version":"1.9.0"}