{"id":"CVE-2026-64301","state":"PUBLISHED","title":"regulator: scmi: fix of_node refcount leak in scmi_regulator_probe()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: scmi: fix of_node refcount leak in scmi_regulator_probe()\n\nscmi_regulator_probe() calls of_find_node_by_name() which takes a\nreference on the returned device node. On the error path where\nprocess_scmi_regulator_of_node() fails, the function returns without\ncalling of_node_put() on the child node, leaking the reference.\n\nAdd of_node_put(np) on the error path to properly release the\nreference.","publishedAt":"2026-07-25T08:49:36.999Z","updatedAt":"2026-08-17T04:52:59.288Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"1e446e8f8c763be3de7d0362e024cdf46194ffef","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"637c11e3d8d43a7ee654591cda8d17c55a9234fa","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"e2baf8ea13fb4b10bec2c4751aea05c00dabcd0f","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"3e1441a4d06d35a314961e40057bd1f0106bbc14","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"22cb337370e6539b0418832c6040e9b00c1b74ca","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"a935b64548fcfe1d5b4dbdd31dddfb0d7019367f","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"fa11039d6cdff84584a3ef8cc1f5e1b56e045da2","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/regulator/scmi-regulator.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.11","versionType":"semver"},{"version":"5.15.212","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.178","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.145","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.96","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/regulator/scmi-regulator.c"]}],"references":["https://git.kernel.org/stable/c/1e446e8f8c763be3de7d0362e024cdf46194ffef","https://git.kernel.org/stable/c/637c11e3d8d43a7ee654591cda8d17c55a9234fa","https://git.kernel.org/stable/c/e2baf8ea13fb4b10bec2c4751aea05c00dabcd0f","https://git.kernel.org/stable/c/3e1441a4d06d35a314961e40057bd1f0106bbc14","https://git.kernel.org/stable/c/22cb337370e6539b0418832c6040e9b00c1b74ca","https://git.kernel.org/stable/c/a935b64548fcfe1d5b4dbdd31dddfb0d7019367f","https://git.kernel.org/stable/c/fa11039d6cdff84584a3ef8cc1f5e1b56e045da2"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/64xxx/CVE-2026-64301.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64301","state":"PUBLISHED","datePublished":"2026-07-25T08:49:36.999Z","dateUpdated":"2026-08-17T04:52:59.288Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-19T15:36:31.778Z"},"containers":{"cna":{"title":"regulator: scmi: fix of_node refcount leak in scmi_regulator_probe()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: scmi: fix of_node refcount leak in scmi_regulator_probe()\n\nscmi_regulator_probe() calls of_find_node_by_name() which takes a\nreference on the returned device node. On the error path where\nprocess_scmi_regulator_of_node() fails, the function returns without\ncalling of_node_put() on the child node, leaking the reference.\n\nAdd of_node_put(np) on the error path to properly release the\nreference."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"1e446e8f8c763be3de7d0362e024cdf46194ffef","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"637c11e3d8d43a7ee654591cda8d17c55a9234fa","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"e2baf8ea13fb4b10bec2c4751aea05c00dabcd0f","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"3e1441a4d06d35a314961e40057bd1f0106bbc14","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"22cb337370e6539b0418832c6040e9b00c1b74ca","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"a935b64548fcfe1d5b4dbdd31dddfb0d7019367f","versionType":"git"},{"version":"0fbeae70ee7ce98e18a47337cd1f205dd88589e9","status":"affected","lessThan":"fa11039d6cdff84584a3ef8cc1f5e1b56e045da2","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/regulator/scmi-regulator.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.11","versionType":"semver"},{"version":"5.15.212","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.178","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.145","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.96","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/regulator/scmi-regulator.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/1e446e8f8c763be3de7d0362e024cdf46194ffef"},{"url":"https://git.kernel.org/stable/c/637c11e3d8d43a7ee654591cda8d17c55a9234fa"},{"url":"https://git.kernel.org/stable/c/e2baf8ea13fb4b10bec2c4751aea05c00dabcd0f"},{"url":"https://git.kernel.org/stable/c/3e1441a4d06d35a314961e40057bd1f0106bbc14"},{"url":"https://git.kernel.org/stable/c/22cb337370e6539b0418832c6040e9b00c1b74ca"},{"url":"https://git.kernel.org/stable/c/a935b64548fcfe1d5b4dbdd31dddfb0d7019367f"},{"url":"https://git.kernel.org/stable/c/fa11039d6cdff84584a3ef8cc1f5e1b56e045da2"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-08-17T04:52:59.288Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.212"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.1.178"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.6.145"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.12.96"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"6.18.39"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"7.1.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}