{"id":"CVE-2026-90249","title":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: light: gp2ap002: Fix unbalanced runtime PM on repeated event writes\n\nThe IIO core does not filter duplicate writes to the event enable\nattribute, so writing the sa…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: light: gp2ap002: Fix unbalanced runtime PM on repeated event writes\n\nThe IIO core does not filter duplicate writes to the event enable\nattribute, so writing the sa…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 97d642e23037c5545266f9564c9b81e6db81b122 < b2d7a97d75b648a643f60d77f4d6d70161268855","Linux >= 97d642e23037c5545266f9564c9b81e6db81b122 < 685d9d1e5c47e024413981fb7eddab86132b04a1","Linux >= 97d642e23037c5545266f9564c9b81e6db81b122 < 56fe8e5f313a64e458bb6f8b982de925345e21a7","Linux >= 97d642e23037c5545266f9564c9b81e6db81b122 < 8e76ab81319858736ccf23141e9415f9a1869337","Linux >= 97d642e23037c5545266f9564c9b81e6db81b122 < 70b9482926ca92862460e659f5e5fde99ae0b4fa","Linux >= 97d642e23037c5545266f9564c9b81e6db81b122 < 0fc740c25c9abb25113398ebb58e2f2ce57741a7","Linux >= 97d642e23037c5545266f9564c9b81e6db81b122 < 470edb012b1d9a4fba1cd59e329e60f0798c791a","Linux >= 97d642e23037c5545266f9564c9b81e6db81b122 < 579c049b4cb6fc72ce2c505fc5334540be0efcd3","Linux 5.7"],"published":"2026-09-17","updated":"2026-09-17","sourceUpdated":"2026-09-17T17:17:21.097","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-90249","references":[{"url":"https://git.kernel.org/stable/c/0fc740c25c9abb25113398ebb58e2f2ce57741a7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/470edb012b1d9a4fba1cd59e329e60f0798c791a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/56fe8e5f313a64e458bb6f8b982de925345e21a7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/579c049b4cb6fc72ce2c505fc5334540be0efcd3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/685d9d1e5c47e024413981fb7eddab86132b04a1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/70b9482926ca92862460e659f5e5fde99ae0b4fa","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8e76ab81319858736ccf23141e9415f9a1869337","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b2d7a97d75b648a643f60d77f4d6d70161268855","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-17T16:21:47.843Z","epss":0.00211,"epssPercentile":0.11607,"slug":"CVE-2026-90249","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\niio: light: gp2ap002: Fix unbalanced runtime PM on repeated event writes\n\nThe IIO core does not filter duplicate writes to the event enable\nattribute, so writing the same value twice invokes\nwrite_event_config() twice. Enabling twice leaks a runtime PM\nreference, preventing the device from ever suspending again;\ndisabling twice underflows the usage count and triggers a\n\"Runtime PM usage count underflow\" warning.\n\nBail out early when the requested state matches the current state.\nWhile at it, switch to pm_runtime_resume_and_get() so a failed\nresume is propagated to userspace instead of silently marking the\nevent enabled.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}