{"id":"CVE-2026-98679","state":"PUBLISHED","title":"iio: accel: kxcjk-1013: reject duplicate event disable","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: accel: kxcjk-1013: reject duplicate event disable\n\nThe IIO core does not filter duplicate writes to the event enable\nattribute. kxcjk1013_write_event_config() already ignores repeated\nenable requests, but a repeated disable request still calls\nkxcjk1013_set_power_state(data, false), dropping a runtime PM reference\nthat was not acquired for this request. This can underflow the runtime\nPM usage count and trigger a \"Runtime PM usage count underflow\" warning.\n\nReturn early when the requested state already matches ev_enable_state.","publishedAt":"2026-10-18T15:45:38.283Z","updatedAt":"2026-10-30T12:38:41.965Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"b33dfdc0f22dd6c9cb9ae34a32723ef0a5d2ccf5","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"8c6d1abaff5dbbe2d2b7529de7f1f2395a2f07e9","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"2f9f88da802733bab7a87a0e685c8cfa7488f6ac","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"137c35cff4d4d69f73cbfc0bf7870bf379a7a364","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"ad690c0c1b9131725619e352cb7c970488cbf436","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"3365209e758c845a197211645731f0e393a86012","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"aa94a37b5a3e560c277dac6f9e5d0d75549a6583","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"dd30c10ff60d2b30386c23bb7c61cc97f2385c97","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/accel/kxcjk-1013.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.18","versionType":"semver"},{"version":"5.10.273","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.224","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.113","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.56","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.10","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/accel/kxcjk-1013.c"]}],"references":["https://git.kernel.org/stable/c/b33dfdc0f22dd6c9cb9ae34a32723ef0a5d2ccf5","https://git.kernel.org/stable/c/8c6d1abaff5dbbe2d2b7529de7f1f2395a2f07e9","https://git.kernel.org/stable/c/2f9f88da802733bab7a87a0e685c8cfa7488f6ac","https://git.kernel.org/stable/c/137c35cff4d4d69f73cbfc0bf7870bf379a7a364","https://git.kernel.org/stable/c/ad690c0c1b9131725619e352cb7c970488cbf436","https://git.kernel.org/stable/c/3365209e758c845a197211645731f0e393a86012","https://git.kernel.org/stable/c/aa94a37b5a3e560c277dac6f9e5d0d75549a6583","https://git.kernel.org/stable/c/dd30c10ff60d2b30386c23bb7c61cc97f2385c97"],"weaknesses":[],"ingestedAt":"2026-10-30T12:58:04.520Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98679.json","commit":"1f312381e38164a43607eebab851b151dd16861e","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98679","state":"PUBLISHED","datePublished":"2026-10-18T15:45:38.283Z","dateUpdated":"2026-10-30T12:38:41.965Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.364Z"},"containers":{"cna":{"title":"iio: accel: kxcjk-1013: reject duplicate event disable","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: accel: kxcjk-1013: reject duplicate event disable\n\nThe IIO core does not filter duplicate writes to the event enable\nattribute. kxcjk1013_write_event_config() already ignores repeated\nenable requests, but a repeated disable request still calls\nkxcjk1013_set_power_state(data, false), dropping a runtime PM reference\nthat was not acquired for this request. This can underflow the runtime\nPM usage count and trigger a \"Runtime PM usage count underflow\" warning.\n\nReturn early when the requested state already matches ev_enable_state."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"b33dfdc0f22dd6c9cb9ae34a32723ef0a5d2ccf5","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"8c6d1abaff5dbbe2d2b7529de7f1f2395a2f07e9","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"2f9f88da802733bab7a87a0e685c8cfa7488f6ac","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"137c35cff4d4d69f73cbfc0bf7870bf379a7a364","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"ad690c0c1b9131725619e352cb7c970488cbf436","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"3365209e758c845a197211645731f0e393a86012","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"aa94a37b5a3e560c277dac6f9e5d0d75549a6583","versionType":"git"},{"version":"b4b491c0832ef90a7a5070e5975bc8427f2049ca","status":"affected","lessThan":"dd30c10ff60d2b30386c23bb7c61cc97f2385c97","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/accel/kxcjk-1013.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.18","versionType":"semver"},{"version":"5.10.273","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.224","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.113","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.56","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.10","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/accel/kxcjk-1013.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b33dfdc0f22dd6c9cb9ae34a32723ef0a5d2ccf5"},{"url":"https://git.kernel.org/stable/c/8c6d1abaff5dbbe2d2b7529de7f1f2395a2f07e9"},{"url":"https://git.kernel.org/stable/c/2f9f88da802733bab7a87a0e685c8cfa7488f6ac"},{"url":"https://git.kernel.org/stable/c/137c35cff4d4d69f73cbfc0bf7870bf379a7a364"},{"url":"https://git.kernel.org/stable/c/ad690c0c1b9131725619e352cb7c970488cbf436"},{"url":"https://git.kernel.org/stable/c/3365209e758c845a197211645731f0e393a86012"},{"url":"https://git.kernel.org/stable/c/aa94a37b5a3e560c277dac6f9e5d0d75549a6583"},{"url":"https://git.kernel.org/stable/c/dd30c10ff60d2b30386c23bb7c61cc97f2385c97"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:38:41.965Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.10.273"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"5.15.224"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.12.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.18.56"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"7.2.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}