{"id":"CVE-2026-90249","revision":"b4a6dc982f714209aeb6026e7a785860","records":[{"revision":"b4a6dc982f714209aeb6026e7a785860","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-90249","aliases":[],"title":"iio: light: gp2ap002: Fix unbalanced runtime PM on repeated event writes","description":"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 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.","state":0,"publishedAt":"2026-09-17T16:07:50.766+00:00","modifiedAt":"2026-10-19T09:00:24.98+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/iio/light/gp2ap002.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"97d642e23037c5545266f9564c9b81e6db81b122\",\n                            \"lessThan\": \"b2d7a97d75b648a643f60d77f4d6d70161268855\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"97d642e23037c5545266f9564c9b81e6db81b122\",\n                            \"lessThan\": \"685d9d1e5c47e024413981fb7eddab86132b04a1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"97d642e23037c5545266f9564c9b81e6db81b122\",\n                            \"lessThan\": \"56fe8e5f313a64e458bb6f8b982de925345e21a7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"97d642e23037c5545266f9564c9b81e6db81b122\",\n                            \"lessThan\": \"8e76ab81319858736ccf23141e9415f9a1869337\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"97d642e23037c5545266f9564c9b81e6db81b122\",\n                            \"lessThan\": \"70b9482926ca92862460e659f5e5fde99ae0b4fa\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"97d642e23037c5545266f9564c9b81e6db81b122\",\n                            \"lessThan\": \"0fc740c25c9abb25113398ebb58e2f2ce57741a7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"97d642e23037c5545266f9564c9b81e6db81b122\",\n                            \"lessThan\": \"470edb012b1d9a4fba1cd59e329e60f0798c791a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"97d642e23037c5545266f9564c9b81e6db81b122\",\n                            \"lessThan\": \"579c049b4cb6fc72ce2c505fc5334540be0efcd3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/iio/light/gp2ap002.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.7\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.270\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.221\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.188\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.157\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.110\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.52\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.6\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/b2d7a97d75b648a643f60d77f4d6d70161268855","https://git.kernel.org/stable/c/685d9d1e5c47e024413981fb7eddab86132b04a1","https://git.kernel.org/stable/c/56fe8e5f313a64e458bb6f8b982de925345e21a7","https://git.kernel.org/stable/c/8e76ab81319858736ccf23141e9415f9a1869337","https://git.kernel.org/stable/c/70b9482926ca92862460e659f5e5fde99ae0b4fa","https://git.kernel.org/stable/c/0fc740c25c9abb25113398ebb58e2f2ce57741a7","https://git.kernel.org/stable/c/470edb012b1d9a4fba1cd59e329e60f0798c791a","https://git.kernel.org/stable/c/579c049b4cb6fc72ce2c505fc5334540be0efcd3"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-90249","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-90249","identifiers":["CVE-2026-90249"]},"retained":false,"historicalAffected":[]}],"coverage":[]}