{"api_version":"1","generated_at":"2026-07-23T15:41:45+00:00","cve":"CVE-2025-71272","urls":{"html":"https://cve.report/CVE-2025-71272","api":"https://cve.report/api/cve/CVE-2025-71272.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-71272","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-71272"},"summary":{"title":"most: core: fix resource leak in most_register_interface error paths","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmost: core: fix resource leak in most_register_interface error paths\n\nThe function most_register_interface() did not correctly release resources\nif it failed early (before registering the device). In these cases, it\nreturned an error code immediately, leaking the memory allocated for the\ninterface.\n\nFix this by initializing the device early via device_initialize() and\ncalling put_device() on all error paths.\n\nThe most_register_interface() is expected to call put_device() on\nerror which frees the resources allocated in the caller. The\nput_device() either calls release_mdev() or dim2_release(),\ndepending on the caller.\n\nSwitch to using device_add() instead of device_register() to handle\nthe split initialization.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-06 12:16:27","updated_at":"2026-05-12 21:28:49"},"problem_types":["CWE-401"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/2f483f3817fb0e4209ac5de928778b1da0cc8574","name":"https://git.kernel.org/stable/c/2f483f3817fb0e4209ac5de928778b1da0cc8574","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a49028a796d7b94f8e3ab9bd34b18f36be235459","name":"https://git.kernel.org/stable/c/a49028a796d7b94f8e3ab9bd34b18f36be235459","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1f4c9d8a1021281750c6cda126d6f8a40cc24e71","name":"https://git.kernel.org/stable/c/1f4c9d8a1021281750c6cda126d6f8a40cc24e71","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/af0b99b2214a10554adb5b868240d23af6e64e71","name":"https://git.kernel.org/stable/c/af0b99b2214a10554adb5b868240d23af6e64e71","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-71272","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71272","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c a49028a796d7b94f8e3ab9bd34b18f36be235459 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c af0b99b2214a10554adb5b868240d23af6e64e71 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c 2f483f3817fb0e4209ac5de928778b1da0cc8574 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 723de0f9171eeb49a3ae98cae82ebbbb992b3a7c 1f4c9d8a1021281750c6cda126d6f8a40cc24e71 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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the Linux kernel, the following vulnerability has been resolved:\n\nmost: core: fix resource leak in most_register_interface error paths\n\nThe function most_register_interface() did not correctly release resources\nif it failed early (before registering the device). In these cases, it\nreturned an error code immediately, leaking the memory allocated for the\ninterface.\n\nFix this by initializing the device early via device_initialize() and\ncalling put_device() on all error paths.\n\nThe most_register_interface() is expected to call put_device() on\nerror which frees the resources allocated in the caller. The\nput_device() either calls release_mdev() or dim2_release(),\ndepending on the caller.\n\nSwitch to using device_add() instead of device_register() to handle\nthe split initialization."}],"providerMetadata":{"dateUpdated":"2026-05-11T21:57:11.195Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/a49028a796d7b94f8e3ab9bd34b18f36be235459"},{"url":"https://git.kernel.org/stable/c/af0b99b2214a10554adb5b868240d23af6e64e71"},{"url":"https://git.kernel.org/stable/c/2f483f3817fb0e4209ac5de928778b1da0cc8574"},{"url":"https://git.kernel.org/stable/c/1f4c9d8a1021281750c6cda126d6f8a40cc24e71"}],"title":"most: core: fix resource leak in most_register_interface error paths","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-71272","datePublished":"2026-05-06T11:27:05.998Z","dateReserved":"2026-03-17T09:08:18.458Z","dateUpdated":"2026-05-11T21:57:11.195Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-06 12:16:27","lastModifiedDate":"2026-05-12 21:28:49","problem_types":["CWE-401"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.12.75","matchCriteriaId":"168F1117-B247-4CC5-B097-132EE9E96FDD"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.16","matchCriteriaId":"B4B8CDA9-BADF-4CF5-8B3B-702DE8EEA40B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"6.19.6","matchCriteriaId":"373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"71272","Ordinal":"1","Title":"most: core: fix resource leak in most_register_interface error p","CVE":"CVE-2025-71272","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"71272","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmost: core: fix resource leak in most_register_interface error paths\n\nThe function most_register_interface() did not correctly release resources\nif it failed early (before registering the device). In these cases, it\nreturned an error code immediately, leaking the memory allocated for the\ninterface.\n\nFix this by initializing the device early via device_initialize() and\ncalling put_device() on all error paths.\n\nThe most_register_interface() is expected to call put_device() on\nerror which frees the resources allocated in the caller. The\nput_device() either calls release_mdev() or dim2_release(),\ndepending on the caller.\n\nSwitch to using device_add() instead of device_register() to handle\nthe split initialization.","Type":"Description","Title":"most: core: fix resource leak in most_register_interface error p"}]}}}