{"id":"CVE-2026-97967","state":"PUBLISHED","title":"hwmon: (corsair-cpro) Remove debugfs entries when probe fails","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (corsair-cpro) Remove debugfs entries when probe fails\n\nccp_debugfs_init() registers debugfs files whose private data is the devm\nallocated ccp.  If hwmon_device_register_with_info() fails right after it,\nccp_probe() returns without removing them: the HID core then frees ccp,\nand ccp_remove() is not called for a failed probe, so the files stay\nbehind.  Reading one of them dereferences the freed pointer.\n\nRemove the debugfs entries on that error path.  debugfs_remove_recursive()\nwaits for readers already inside the show callbacks, so ccp is no longer\nreachable through debugfs by the time probe returns.","publishedAt":"2026-09-25T10:23:09.140Z","updatedAt":"2026-10-19T09:11:33.053Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"5997eb60f896830126bc1783465b678b110e2fdd","status":"affected","lessThan":"ae01aafd8214e48cb7eff11e92dfbf3778d52d9d","versionType":"git"},{"version":"5997eb60f896830126bc1783465b678b110e2fdd","status":"affected","lessThan":"a5de53b08cc319dadce6fb68d33749ea37962952","versionType":"git"},{"version":"5997eb60f896830126bc1783465b678b110e2fdd","status":"affected","lessThan":"fdc1bc23ff59ee308042342cefcb918d6efba409","versionType":"git"},{"version":"5997eb60f896830126bc1783465b678b110e2fdd","status":"affected","lessThan":"4ee875c423c66c45d7ef7bbff403cd0e3971e0a2","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/hwmon/corsair-cpro.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.11","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.7","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/hwmon/corsair-cpro.c"]}],"references":["https://git.kernel.org/stable/c/ae01aafd8214e48cb7eff11e92dfbf3778d52d9d","https://git.kernel.org/stable/c/a5de53b08cc319dadce6fb68d33749ea37962952","https://git.kernel.org/stable/c/fdc1bc23ff59ee308042342cefcb918d6efba409","https://git.kernel.org/stable/c/4ee875c423c66c45d7ef7bbff403cd0e3971e0a2"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/97xxx/CVE-2026-97967.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97967","state":"PUBLISHED","datePublished":"2026-09-25T10:23:09.140Z","dateUpdated":"2026-10-19T09:11:33.053Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:18:58.206Z"},"containers":{"cna":{"title":"hwmon: (corsair-cpro) Remove debugfs entries when probe fails","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (corsair-cpro) Remove debugfs entries when probe fails\n\nccp_debugfs_init() registers debugfs files whose private data is the devm\nallocated ccp.  If hwmon_device_register_with_info() fails right after it,\nccp_probe() returns without removing them: the HID core then frees ccp,\nand ccp_remove() is not called for a failed probe, so the files stay\nbehind.  Reading one of them dereferences the freed pointer.\n\nRemove the debugfs entries on that error path.  debugfs_remove_recursive()\nwaits for readers already inside the show callbacks, so ccp is no longer\nreachable through debugfs by the time probe returns."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"5997eb60f896830126bc1783465b678b110e2fdd","status":"affected","lessThan":"ae01aafd8214e48cb7eff11e92dfbf3778d52d9d","versionType":"git"},{"version":"5997eb60f896830126bc1783465b678b110e2fdd","status":"affected","lessThan":"a5de53b08cc319dadce6fb68d33749ea37962952","versionType":"git"},{"version":"5997eb60f896830126bc1783465b678b110e2fdd","status":"affected","lessThan":"fdc1bc23ff59ee308042342cefcb918d6efba409","versionType":"git"},{"version":"5997eb60f896830126bc1783465b678b110e2fdd","status":"affected","lessThan":"4ee875c423c66c45d7ef7bbff403cd0e3971e0a2","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/hwmon/corsair-cpro.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.11","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.7","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/hwmon/corsair-cpro.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/ae01aafd8214e48cb7eff11e92dfbf3778d52d9d"},{"url":"https://git.kernel.org/stable/c/a5de53b08cc319dadce6fb68d33749ea37962952"},{"url":"https://git.kernel.org/stable/c/fdc1bc23ff59ee308042342cefcb918d6efba409"},{"url":"https://git.kernel.org/stable/c/4ee875c423c66c45d7ef7bbff403cd0e3971e0a2"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:11:33.053Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"7.2.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}