{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98670","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:25:14.363Z","datePublished":"2026-10-18T15:45:14.810Z","dateUpdated":"2026-10-21T12:55:34.752Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-21T12:55:34.752Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: adc: xilinx-xadc: free IRQ before cancelling the unmask worker on unbind\n\nThe ZYNQ XADC alarm IRQ handler queues zynq_unmask_work via\nschedule_delayed_work(); that work is cleared by a devm callback.\nRegister the devm callback before devm_request_irq() so the devres LIFO\nteardown frees the IRQ first, ensuring the handler can no longer queue\nwork by the time the workqueue is cleared. Otherwise the handler could\nre-arm the work and run it after the xadc structure has been freed.\n\nThis issue was found by an in-house static analysis tool."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/adc/xilinx-xadc-core.c"],"versions":[{"version":"2a9685d1a3b7644ca08d8355fc238b43faef7c3e","lessThan":"012451d72c12293918617ff98cc737bedad21910","status":"affected","versionType":"git"},{"version":"2a9685d1a3b7644ca08d8355fc238b43faef7c3e","lessThan":"a29d385ad7b340c952a3935af2b33488db1eb3a6","status":"affected","versionType":"git"},{"version":"2a9685d1a3b7644ca08d8355fc238b43faef7c3e","lessThan":"a5fe2d1b55faba6d00fd87ad491b6cb603046304","status":"affected","versionType":"git"},{"version":"2a9685d1a3b7644ca08d8355fc238b43faef7c3e","lessThan":"49ea8a359e362bfbb32a647c8eb7962fbb37234e","status":"affected","versionType":"git"},{"version":"2a9685d1a3b7644ca08d8355fc238b43faef7c3e","lessThan":"0f3f427076240e75ff265e61645627a71ca4918c","status":"affected","versionType":"git"},{"version":"e96eb8853f334f96312968e4f01c5a452db54c00","status":"affected","versionType":"git"},{"version":"5.10.200","lessThan":"5.11","status":"affected","versionType":"semver"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/adc/xilinx-xadc-core.c"],"versions":[{"version":"5.12","status":"affected"},{"version":"0","lessThan":"5.12","status":"unaffected","versionType":"semver"},{"version":"6.6.160","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.113","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.56","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.10","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.12.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.18.56"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"7.2.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"7.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10.200"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/012451d72c12293918617ff98cc737bedad21910"},{"url":"https://git.kernel.org/stable/c/a29d385ad7b340c952a3935af2b33488db1eb3a6"},{"url":"https://git.kernel.org/stable/c/a5fe2d1b55faba6d00fd87ad491b6cb603046304"},{"url":"https://git.kernel.org/stable/c/49ea8a359e362bfbb32a647c8eb7962fbb37234e"},{"url":"https://git.kernel.org/stable/c/0f3f427076240e75ff265e61645627a71ca4918c"}],"title":"iio: adc: xilinx-xadc: free IRQ before cancelling the unmask worker on unbind","x_generator":{"engine":"bippy-1.2.0"}}}}