{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-42319", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-30T07:40:12.278Z", "datePublished": "2024-08-17T09:09:31.867Z", "dateUpdated": "2025-11-03T20:38:39.733Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T09:26:40.471Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmailbox: mtk-cmdq: Move devm_mbox_controller_register() after devm_pm_runtime_enable()\n\nWhen mtk-cmdq unbinds, a WARN_ON message with condition\npm_runtime_get_sync() < 0 occurs.\n\nAccording to the call tracei below:\n cmdq_mbox_shutdown\n mbox_free_channel\n mbox_controller_unregister\n __devm_mbox_controller_unregister\n ...\n\nThe root cause can be deduced to be calling pm_runtime_get_sync() after\ncalling pm_runtime_disable() as observed below:\n1. CMDQ driver uses devm_mbox_controller_register() in cmdq_probe()\n to bind the cmdq device to the mbox_controller, so\n devm_mbox_controller_unregister() will automatically unregister\n the device bound to the mailbox controller when the device-managed\n resource is removed. That means devm_mbox_controller_unregister()\n and cmdq_mbox_shoutdown() will be called after cmdq_remove().\n2. CMDQ driver also uses devm_pm_runtime_enable() in cmdq_probe() after\n devm_mbox_controller_register(), so that devm_pm_runtime_disable()\n will be called after cmdq_remove(), but before\n devm_mbox_controller_unregister().\n\nTo fix this problem, cmdq_probe() needs to move\ndevm_mbox_controller_register() after devm_pm_runtime_enable() to make\ndevm_pm_runtime_disable() be called after\ndevm_mbox_controller_unregister()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/mailbox/mtk-cmdq-mailbox.c"], "versions": [{"version": "623a6143a845bd485b00ba684f0ccef11835edab", "lessThan": "1403991a40b94438a2acc749bf05c117abdb34f9", "status": "affected", "versionType": "git"}, {"version": "623a6143a845bd485b00ba684f0ccef11835edab", "lessThan": "d00df6700ad10974a7e20646956f4ff22cdbe0ec", "status": "affected", "versionType": "git"}, {"version": "623a6143a845bd485b00ba684f0ccef11835edab", "lessThan": "11fa625b45faf0649118b9deaf2d31c86ac41911", "status": "affected", "versionType": "git"}, {"version": "623a6143a845bd485b00ba684f0ccef11835edab", "lessThan": "a8bd68e4329f9a0ad1b878733e0f80be6a971649", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/mailbox/mtk-cmdq-mailbox.c"], "versions": [{"version": "4.19", "status": "affected"}, {"version": "0", "lessThan": "4.19", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.120", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.64", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10.3", "lessThanOrEqual": "6.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.11", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19", "versionEndExcluding": "6.1.120"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19", "versionEndExcluding": "6.6.64"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19", "versionEndExcluding": "6.10.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19", "versionEndExcluding": "6.11"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/1403991a40b94438a2acc749bf05c117abdb34f9"}, {"url": "https://git.kernel.org/stable/c/d00df6700ad10974a7e20646956f4ff22cdbe0ec"}, {"url": "https://git.kernel.org/stable/c/11fa625b45faf0649118b9deaf2d31c86ac41911"}, {"url": "https://git.kernel.org/stable/c/a8bd68e4329f9a0ad1b878733e0f80be6a971649"}], "title": "mailbox: mtk-cmdq: Move devm_mbox_controller_register() after devm_pm_runtime_enable()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-42319", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T16:09:32.477080Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-12T17:33:26.095Z"}}, {"title": "CVE Program Container", "references": [{"url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T20:38:39.733Z"}}]}}

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CMDQ driver uses devm_mbox_controller_register() in cmdq_probe()\n to bind the cmdq device to the mbox_controller, so\n devm_mbox_controller_unregister() will automatically unregister\n the device bound to the mailbox controller when the device-managed\n resource is removed. That means devm_mbox_controller_unregister()\n and cmdq_mbox_shoutdown() will be called after cmdq_remove().\n2. CMDQ driver also uses devm_pm_runtime_enable() in cmdq_probe() after\n devm_mbox_controller_register(), so that devm_pm_runtime_disable()\n will be called after cmdq_remove(), but before\n devm_mbox_controller_unregister().\n\nTo fix this problem, cmdq_probe() needs to move\ndevm_mbox_controller_register() after devm_pm_runtime_enable() to make\ndevm_pm_runtime_disable() be called after\ndevm_mbox_controller_unregister()."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.120", "versionStartIncluding": "4.19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6.64", "versionStartIncluding": "4.19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.10.3", "versionStartIncluding": "4.19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.11", "versionStartIncluding": "4.19"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T09:26:40.471Z"}}}, "cveMetadata": {"cveId": "CVE-2024-42319", "state": "PUBLISHED", "dateUpdated": "2025-05-04T09:26:40.471Z", "dateReserved": "2024-07-30T07:40:12.278Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-08-17T09:09:31.867Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "CBE41AF3-1464-4E2C-8D58-22503478A72E", "versionEndExcluding": "6.1.120", "versionStartIncluding": "4.19", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "CA16DEE3-ABEC-4449-9F4A-7A3DC4FC36C7", "versionEndExcluding": "6.6.64", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "92D388F2-1EAF-4CFA-AC06-5B26D762EA7D", "versionEndExcluding": "6.10.3", "versionStartIncluding": "6.7", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmailbox: mtk-cmdq: Move devm_mbox_controller_register() after devm_pm_runtime_enable()\n\nWhen mtk-cmdq unbinds, a WARN_ON message with condition\npm_runtime_get_sync() < 0 occurs.\n\nAccording to the call tracei below:\n cmdq_mbox_shutdown\n mbox_free_channel\n mbox_controller_unregister\n __devm_mbox_controller_unregister\n ...\n\nThe root cause can be deduced to be calling pm_runtime_get_sync() after\ncalling pm_runtime_disable() as observed below:\n1. CMDQ driver uses devm_mbox_controller_register() in cmdq_probe()\n to bind the cmdq device to the mbox_controller, so\n devm_mbox_controller_unregister() will automatically unregister\n the device bound to the mailbox controller when the device-managed\n resource is removed. That means devm_mbox_controller_unregister()\n and cmdq_mbox_shoutdown() will be called after cmdq_remove().\n2. CMDQ driver also uses devm_pm_runtime_enable() in cmdq_probe() after\n devm_mbox_controller_register(), so that devm_pm_runtime_disable()\n will be called after cmdq_remove(), but before\n devm_mbox_controller_unregister().\n\nTo fix this problem, cmdq_probe() needs to move\ndevm_mbox_controller_register() after devm_pm_runtime_enable() to make\ndevm_pm_runtime_disable() be called after\ndevm_mbox_controller_unregister()."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: buz\u00f3n: mtk-cmdq: mover devm_mbox_controller_register() despu\u00e9s de devm_pm_runtime_enable() Cuando mtk-cmdq se desvincula, aparece un mensaje WARN_ON con la condici\u00f3n pm_runtime_get_sync() &lt; 0. De acuerdo con el seguimiento de llamadas a continuaci\u00f3n: cmdq_mbox_shutdown mbox_free_channel mbox_controller_unregister __devm_mbox_controller_unregister ... Se puede deducir que la causa ra\u00edz es llamar a pm_runtime_get_sync() despu\u00e9s de llamar a pm_runtime_disable() como se observa a continuaci\u00f3n: 1. El controlador CMDQ usa devm_mbox_controller_register() en cmdq_probe() para vincular el cmdq al mbox_controller, por lo que devm_mbox_controller_unregister() cancelar\u00e1 autom\u00e1ticamente el registro del dispositivo vinculado al controlador del buz\u00f3n cuando se elimine el recurso administrado por el dispositivo. Eso significa que devm_mbox_controller_unregister() y cmdq_mbox_shoutdown() ser\u00e1n llamados despu\u00e9s de cmdq_remove(). 2. El controlador CMDQ tambi\u00e9n usa devm_pm_runtime_enable() en cmdq_probe() despu\u00e9s de devm_mbox_controller_register(), por lo que se llamar\u00e1 a devm_pm_runtime_disable() despu\u00e9s de cmdq_remove(), pero antes de devm_mbox_controller_unregister(). Para solucionar este problema, cmdq_probe() necesita mover devm_mbox_controller_register() despu\u00e9s de devm_pm_runtime_enable() para que se llame a devm_pm_runtime_disable() despu\u00e9s de devm_mbox_controller_unregister()."}], "id": "CVE-2024-42319", "lastModified": "2025-11-03T21:16:17.950", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-08-17T09:15:11.767", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/11fa625b45faf0649118b9deaf2d31c86ac41911"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1403991a40b94438a2acc749bf05c117abdb34f9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a8bd68e4329f9a0ad1b878733e0f80be6a971649"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d00df6700ad10974a7e20646956f4ff22cdbe0ec"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: mailbox: mtk-cmdq: Move devm_mbox_controller_register() after devm_pm_runtime_enable()", "id": "2305464", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2305464"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-99", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nmailbox: mtk-cmdq: Move devm_mbox_controller_register() after devm_pm_runtime_enable()\nWhen mtk-cmdq unbinds, a WARN_ON message with condition\npm_runtime_get_sync() < 0 occurs.\nAccording to the call tracei below:\ncmdq_mbox_shutdown\nmbox_free_channel\nmbox_controller_unregister\n__devm_mbox_controller_unregister\n...\nThe root cause can be deduced to be calling pm_runtime_get_sync() after\ncalling pm_runtime_disable() as observed below:\n1. CMDQ driver uses devm_mbox_controller_register() in cmdq_probe()\nto bind the cmdq device to the mbox_controller, so\ndevm_mbox_controller_unregister() will automatically unregister\nthe device bound to the mailbox controller when the device-managed\nresource is removed. That means devm_mbox_controller_unregister()\nand cmdq_mbox_shoutdown() will be called after cmdq_remove().\n2. CMDQ driver also uses devm_pm_runtime_enable() in cmdq_probe() after\ndevm_mbox_controller_register(), so that devm_pm_runtime_disable()\nwill be called after cmdq_remove(), but before\ndevm_mbox_controller_unregister().\nTo fix this problem, cmdq_probe() needs to move\ndevm_mbox_controller_register() after devm_pm_runtime_enable() to make\ndevm_pm_runtime_disable() be called after\ndevm_mbox_controller_unregister()."], "name": "CVE-2024-42319", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-08-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-42319\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-42319\nhttps://lore.kernel.org/linux-cve-announce/2024081754-CVE-2024-42319-ec7c@gregkh/T"], "threat_severity": "Low"}