{"id":"CVE-2026-64493","state":"PUBLISHED","title":"iio: pressure: mpl115: fix runtime PM leak on read error","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: pressure: mpl115: fix runtime PM leak on read error\n\nmpl115_read_raw() takes a runtime PM reference with pm_runtime_get_sync()\nbefore reading the processed pressure or raw temperature, but on the read\nerror path it returns without calling pm_runtime_put_autosuspend(). Each\nfailed read therefore leaks a runtime PM reference and prevents the device\nfrom autosuspending.\n\nDrop the reference before checking the return value so both the success\nand error paths are balanced.","publishedAt":"2026-07-25T08:51:51.036Z","updatedAt":"2026-08-17T04:56:41.512Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0c3a333524a3e5ba4b6c7b2638faef8420cfdb2a","status":"affected","lessThan":"5022f4ed5aae974ec530e3cbf0bd223be13055f7","versionType":"git"},{"version":"0c3a333524a3e5ba4b6c7b2638faef8420cfdb2a","status":"affected","lessThan":"aab0fed636b14a5fd52fcae58b484f1cb96b841d","versionType":"git"},{"version":"0c3a333524a3e5ba4b6c7b2638faef8420cfdb2a","status":"affected","lessThan":"b3f1af4ba8e9cf33aa08c4cdcaa5a17b140521ec","versionType":"git"},{"version":"0c3a333524a3e5ba4b6c7b2638faef8420cfdb2a","status":"affected","lessThan":"46e69d3dd429b33e50e2731913239f6af4ea2705","versionType":"git"},{"version":"0c3a333524a3e5ba4b6c7b2638faef8420cfdb2a","status":"affected","lessThan":"fbe67ff37a6fd855a6c097f84f3738bd13d0a898","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/pressure/mpl115.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.2","versionType":"semver"},{"version":"6.6.145","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.97","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.39","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.4","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/pressure/mpl115.c"]}],"references":["https://git.kernel.org/stable/c/5022f4ed5aae974ec530e3cbf0bd223be13055f7","https://git.kernel.org/stable/c/aab0fed636b14a5fd52fcae58b484f1cb96b841d","https://git.kernel.org/stable/c/b3f1af4ba8e9cf33aa08c4cdcaa5a17b140521ec","https://git.kernel.org/stable/c/46e69d3dd429b33e50e2731913239f6af4ea2705","https://git.kernel.org/stable/c/fbe67ff37a6fd855a6c097f84f3738bd13d0a898"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/64xxx/CVE-2026-64493.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64493","state":"PUBLISHED","datePublished":"2026-07-25T08:51:51.036Z","dateUpdated":"2026-08-17T04:56:41.512Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-19T15:36:31.792Z"},"containers":{"cna":{"title":"iio: pressure: mpl115: fix runtime PM leak on read error","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: pressure: mpl115: fix runtime PM leak on read error\n\nmpl115_read_raw() takes a runtime PM reference with pm_runtime_get_sync()\nbefore reading the processed pressure or raw temperature, but on the read\nerror path it returns without calling pm_runtime_put_autosuspend(). Each\nfailed read therefore leaks a runtime PM reference and prevents the device\nfrom autosuspending.\n\nDrop the reference before checking the return value so both the success\nand error paths are balanced."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0c3a333524a3e5ba4b6c7b2638faef8420cfdb2a","status":"affected","lessThan":"5022f4ed5aae974ec530e3cbf0bd223be13055f7","versionType":"git"},{"version":"0c3a333524a3e5ba4b6c7b2638faef8420cfdb2a","status":"affected","lessThan":"aab0fed636b14a5fd52fcae58b484f1cb96b841d","versionType":"git"},{"version":"0c3a333524a3e5ba4b6c7b2638faef8420cfdb2a","status":"affected","lessThan":"b3f1af4ba8e9cf33aa08c4cdcaa5a17b140521ec","versionType":"git"},{"version":"0c3a333524a3e5ba4b6c7b2638faef8420cfdb2a","status":"affected","lessThan":"46e69d3dd429b33e50e2731913239f6af4ea2705","versionType":"git"},{"version":"0c3a333524a3e5ba4b6c7b2638faef8420cfdb2a","status":"affected","lessThan":"fbe67ff37a6fd855a6c097f84f3738bd13d0a898","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/pressure/mpl115.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.2","versionType":"semver"},{"version":"6.6.145","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.97","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.39","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.4","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iio/pressure/mpl115.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/5022f4ed5aae974ec530e3cbf0bd223be13055f7"},{"url":"https://git.kernel.org/stable/c/aab0fed636b14a5fd52fcae58b484f1cb96b841d"},{"url":"https://git.kernel.org/stable/c/b3f1af4ba8e9cf33aa08c4cdcaa5a17b140521ec"},{"url":"https://git.kernel.org/stable/c/46e69d3dd429b33e50e2731913239f6af4ea2705"},{"url":"https://git.kernel.org/stable/c/fbe67ff37a6fd855a6c097f84f3738bd13d0a898"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-08-17T04:56:41.512Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.145"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.12.97"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.18.39"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"7.1.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}