{"id":"CVE-2026-98527","state":"PUBLISHED","title":"gpio: zynq: fix runtime PM leak on request error path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ngpio: zynq: fix runtime PM leak on request error path\n\npm_runtime_get_sync() leaves the usage counter incremented even when it\nfails, and zynq_gpio_request() returns the error without dropping it.\n\ngpiolib does not call ->free() when ->request() fails, so zynq_gpio_free(),\nwhich holds the only matching pm_runtime_put(), never runs. The reference\nis leaked and the controller can no longer runtime-suspend, so its clock\nstays enabled.\n\nSwitch to pm_runtime_resume_and_get(), which only increments the usage\ncounter on success.","publishedAt":"2026-10-18T15:17:45.684Z","updatedAt":"2026-10-19T09:21:08.961Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"e380fba02908b809f5bbef371259003cf5887bb4","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"a3e9b7f7c9558f8c9592f8f817557bff98707bb3","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"60a76cdd92e25f576dc58d756a565760dde1f7a1","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"25c08be2a5e7715f19a6e02bbe9b0e5f01c77aac","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"6e05f1c614a57a5d4c364dd12e20c6fd012f9d3e","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"58a417a19d80141fff3abe6004e2e47285506e73","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"6e20dabffbcd7b222d8e7bb85a7d8e8325df7699","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"e9438ab5328a177c9c0e5df87eb92a7162841e98","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpio/gpio-zynq.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.17","versionType":"semver"},{"version":"5.10.271","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.222","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.158","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.112","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.55","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.9","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/gpio/gpio-zynq.c"]}],"references":["https://git.kernel.org/stable/c/e380fba02908b809f5bbef371259003cf5887bb4","https://git.kernel.org/stable/c/a3e9b7f7c9558f8c9592f8f817557bff98707bb3","https://git.kernel.org/stable/c/60a76cdd92e25f576dc58d756a565760dde1f7a1","https://git.kernel.org/stable/c/25c08be2a5e7715f19a6e02bbe9b0e5f01c77aac","https://git.kernel.org/stable/c/6e05f1c614a57a5d4c364dd12e20c6fd012f9d3e","https://git.kernel.org/stable/c/58a417a19d80141fff3abe6004e2e47285506e73","https://git.kernel.org/stable/c/6e20dabffbcd7b222d8e7bb85a7d8e8325df7699","https://git.kernel.org/stable/c/e9438ab5328a177c9c0e5df87eb92a7162841e98"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/98xxx/CVE-2026-98527.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98527","state":"PUBLISHED","datePublished":"2026-10-18T15:17:45.684Z","dateUpdated":"2026-10-19T09:21:08.961Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.355Z"},"containers":{"cna":{"title":"gpio: zynq: fix runtime PM leak on request error path","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ngpio: zynq: fix runtime PM leak on request error path\n\npm_runtime_get_sync() leaves the usage counter incremented even when it\nfails, and zynq_gpio_request() returns the error without dropping it.\n\ngpiolib does not call ->free() when ->request() fails, so zynq_gpio_free(),\nwhich holds the only matching pm_runtime_put(), never runs. The reference\nis leaked and the controller can no longer runtime-suspend, so its clock\nstays enabled.\n\nSwitch to pm_runtime_resume_and_get(), which only increments the usage\ncounter on success."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"e380fba02908b809f5bbef371259003cf5887bb4","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"a3e9b7f7c9558f8c9592f8f817557bff98707bb3","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"60a76cdd92e25f576dc58d756a565760dde1f7a1","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"25c08be2a5e7715f19a6e02bbe9b0e5f01c77aac","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"6e05f1c614a57a5d4c364dd12e20c6fd012f9d3e","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"58a417a19d80141fff3abe6004e2e47285506e73","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"6e20dabffbcd7b222d8e7bb85a7d8e8325df7699","versionType":"git"},{"version":"3242ba117e9bd29eb748afd6f6fbfbd6dd7cfe52","status":"affected","lessThan":"e9438ab5328a177c9c0e5df87eb92a7162841e98","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpio/gpio-zynq.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.17","versionType":"semver"},{"version":"5.10.271","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.222","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.158","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.112","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.55","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.9","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/gpio/gpio-zynq.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/e380fba02908b809f5bbef371259003cf5887bb4"},{"url":"https://git.kernel.org/stable/c/a3e9b7f7c9558f8c9592f8f817557bff98707bb3"},{"url":"https://git.kernel.org/stable/c/60a76cdd92e25f576dc58d756a565760dde1f7a1"},{"url":"https://git.kernel.org/stable/c/25c08be2a5e7715f19a6e02bbe9b0e5f01c77aac"},{"url":"https://git.kernel.org/stable/c/6e05f1c614a57a5d4c364dd12e20c6fd012f9d3e"},{"url":"https://git.kernel.org/stable/c/58a417a19d80141fff3abe6004e2e47285506e73"},{"url":"https://git.kernel.org/stable/c/6e20dabffbcd7b222d8e7bb85a7d8e8325df7699"},{"url":"https://git.kernel.org/stable/c/e9438ab5328a177c9c0e5df87eb92a7162841e98"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:21:08.961Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.12.112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.18.55"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"7.2.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}