{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-41012", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-12T12:17:45.611Z", "datePublished": "2024-07-23T08:06:02.579Z", "dateUpdated": "2024-11-05T09:35:00.609Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-11-05T09:35:00.609Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfilelock: Remove locks reliably when fcntl/close race is detected\n\nWhen fcntl_setlk() races with close(), it removes the created lock with\ndo_lock_file_wait().\nHowever, LSMs can allow the first do_lock_file_wait() that created the lock\nwhile denying the second do_lock_file_wait() that tries to remove the lock.\nSeparately, posix_lock_file() could also fail to\nremove a lock due to GFP_KERNEL allocation failure (when splitting a range\nin the middle).\n\nAfter the bug has been triggered, use-after-free reads will occur in\nlock_get_status() when userspace reads /proc/locks. This can likely be used\nto read arbitrary kernel memory, but can't corrupt kernel memory.\n\nFix it by calling locks_remove_posix() instead, which is designed to\nreliably get rid of POSIX locks associated with the given file and\nfiles_struct and is also used by filp_flush()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/locks.c"], "versions": [{"version": "c293621bbf67", "lessThan": "d30ff3304083", "status": "affected", "versionType": "git"}, {"version": "c293621bbf67", "lessThan": "dc2ce1dfceaa", "status": "affected", "versionType": "git"}, {"version": "c293621bbf67", "lessThan": "5661b9c7ec18", "status": "affected", "versionType": "git"}, {"version": "c293621bbf67", "lessThan": "52c87ab18c76", "status": "affected", "versionType": "git"}, {"version": "c293621bbf67", "lessThan": "ef8fc41cd6f9", "status": "affected", "versionType": "git"}, {"version": "c293621bbf67", "lessThan": "5f5d0799eb0a", "status": "affected", "versionType": "git"}, {"version": "c293621bbf67", "lessThan": "b6d223942c34", "status": "affected", "versionType": "git"}, {"version": "c293621bbf67", "lessThan": "3cad1bc01041", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/locks.c"], "versions": [{"version": "2.6.13", "status": "affected"}, {"version": "0", "lessThan": "2.6.13", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.319", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.281", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.223", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.164", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.101", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.42", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.9.9", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/d30ff33040834c3b9eee29740acd92f9c7ba2250"}, {"url": "https://git.kernel.org/stable/c/dc2ce1dfceaa0767211a9d963ddb029ab21c4235"}, {"url": "https://git.kernel.org/stable/c/5661b9c7ec189406c2dde00837aaa4672efb6240"}, {"url": "https://git.kernel.org/stable/c/52c87ab18c76c14d7209646ccb3283b3f5d87b22"}, {"url": "https://git.kernel.org/stable/c/ef8fc41cd6f95f9a4a3470f085aecf350569a0b3"}, {"url": "https://git.kernel.org/stable/c/5f5d0799eb0a01d550c21b7894e26b2d9db55763"}, {"url": "https://git.kernel.org/stable/c/b6d223942c34057fdfd8f149e763fa823731b224"}, {"url": "https://git.kernel.org/stable/c/3cad1bc010416c6dd780643476bc59ed742436b9"}], "title": "filelock: Remove locks reliably when fcntl/close race is detected", "x_generator": {"engine": "bippy-9e1c9544281a"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:39:55.923Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/d30ff33040834c3b9eee29740acd92f9c7ba2250", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/dc2ce1dfceaa0767211a9d963ddb029ab21c4235", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/5661b9c7ec189406c2dde00837aaa4672efb6240", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/52c87ab18c76c14d7209646ccb3283b3f5d87b22", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/ef8fc41cd6f95f9a4a3470f085aecf350569a0b3", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/5f5d0799eb0a01d550c21b7894e26b2d9db55763", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/b6d223942c34057fdfd8f149e763fa823731b224", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/3cad1bc010416c6dd780643476bc59ed742436b9", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-41012", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T16:25:02.584247Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:34:06.422Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "09B96E21-A9AA-4FE9-9963-81674510791D", "versionEndExcluding": "4.19.319", "versionStartIncluding": "2.6.13", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "92317F4D-6FF1-4A82-8834-52B023F0A242", "versionEndExcluding": "5.4.281", "versionStartIncluding": "4.20", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "12CD4E48-26A1-40B4-AF6A-1CC066193F4C", "versionEndExcluding": "5.10.223", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "3D6B1E23-6E6C-4761-ACD4-EA687A95F56F", "versionEndExcluding": "5.15.164", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "2B46438B-72B8-4053-8554-94AED3EB13EB", "versionEndExcluding": "6.1.101", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "972274A2-D688-4C37-BE42-689B58B4C225", "versionEndExcluding": "6.6.42", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "ADCC1407-0CB3-4C8F-B4C5-07F682CD7085", "versionEndExcluding": "6.9.9", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*", "matchCriteriaId": "2EBB4392-5FA6-4DA9-9772-8F9C750109FA", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:*", "matchCriteriaId": "331C2F14-12C7-45D5-893D-8C52EE38EA10", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc3:*:*:*:*:*:*", "matchCriteriaId": "3173713D-909A-4DD3-9DD4-1E171EB057EE", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc4:*:*:*:*:*:*", "matchCriteriaId": "79F18AFA-40F7-43F0-BA30-7BDB65F918B9", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc5:*:*:*:*:*:*", "matchCriteriaId": "BD973AA4-A789-49BD-8D57-B2846935D3C7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.10:rc6:*:*:*:*:*:*", "matchCriteriaId": "8F3E9E0C-AC3E-4967-AF80-6483E8AB0078", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfilelock: Remove locks reliably when fcntl/close race is detected\n\nWhen fcntl_setlk() races with close(), it removes the created lock with\ndo_lock_file_wait().\nHowever, LSMs can allow the first do_lock_file_wait() that created the lock\nwhile denying the second do_lock_file_wait() that tries to remove the lock.\nSeparately, posix_lock_file() could also fail to\nremove a lock due to GFP_KERNEL allocation failure (when splitting a range\nin the middle).\n\nAfter the bug has been triggered, use-after-free reads will occur in\nlock_get_status() when userspace reads /proc/locks. This can likely be used\nto read arbitrary kernel memory, but can't corrupt kernel memory.\n\nFix it by calling locks_remove_posix() instead, which is designed to\nreliably get rid of POSIX locks associated with the given file and\nfiles_struct and is also used by filp_flush()."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: filelock: Elimina bloqueos de manera confiable cuando se detecta fcntl/close race Cuando fcntl_setlk() corre con close(), elimina el bloqueo creado con do_lock_file_wait(). Sin embargo, los LSM pueden permitir el primer do_lock_file_wait() que cre\u00f3 el bloqueo y al mismo tiempo negar el segundo do_lock_file_wait() que intenta eliminar el bloqueo. Por separado, posix_lock_file() tambi\u00e9n podr\u00eda no eliminar un bloqueo debido a un fallo en la asignaci\u00f3n de GFP_KERNEL (al dividir un rango por la mitad). Despu\u00e9s de que se haya activado el error, se producir\u00e1n lecturas de use-after-free en lock_get_status() cuando el espacio de usuario lea /proc/locks. Es probable que esto se pueda usar para leer memoria del kernel arbitraria, pero no puede da\u00f1ar la memoria del kernel. Solucionelo llamando a locks_remove_posix() en su lugar, que est\u00e1 dise\u00f1ado para deshacerse de manera confiable de los bloqueos POSIX asociados con el archivo dado y files_struct y tambi\u00e9n lo usa filp_flush()."}], "id": "CVE-2024-41012", "lastModified": "2024-11-21T09:32:03.867", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-07-23T08:15:01.877", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3cad1bc010416c6dd780643476bc59ed742436b9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/52c87ab18c76c14d7209646ccb3283b3f5d87b22"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5661b9c7ec189406c2dde00837aaa4672efb6240"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5f5d0799eb0a01d550c21b7894e26b2d9db55763"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b6d223942c34057fdfd8f149e763fa823731b224"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d30ff33040834c3b9eee29740acd92f9c7ba2250"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/dc2ce1dfceaa0767211a9d963ddb029ab21c4235"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ef8fc41cd6f95f9a4a3470f085aecf350569a0b3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3cad1bc010416c6dd780643476bc59ed742436b9"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/52c87ab18c76c14d7209646ccb3283b3f5d87b22"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5661b9c7ec189406c2dde00837aaa4672efb6240"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5f5d0799eb0a01d550c21b7894e26b2d9db55763"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b6d223942c34057fdfd8f149e763fa823731b224"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d30ff33040834c3b9eee29740acd92f9c7ba2250"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/dc2ce1dfceaa0767211a9d963ddb029ab21c4235"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ef8fc41cd6f95f9a4a3470f085aecf350569a0b3"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:7001", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-553.22.1.rt7.363.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-09-24T00:00:00Z"}, {"advisory": "RHSA-2024:7000", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-553.22.1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-09-24T00:00:00Z"}, {"advisory": "RHSA-2024:9315", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}, {"advisory": "RHSA-2024:9315", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}], "bugzilla": {"description": "kernel: filelock: Remove locks reliably when fcntl/close race is detected", "id": "2299452", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2299452"}, "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": "verified"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nfilelock: Remove locks reliably when fcntl/close race is detected\nWhen fcntl_setlk() races with close(), it removes the created lock with\ndo_lock_file_wait().\nHowever, LSMs can allow the first do_lock_file_wait() that created the lock\nwhile denying the second do_lock_file_wait() that tries to remove the lock.\nSeparately, posix_lock_file() could also fail to\nremove a lock due to GFP_KERNEL allocation failure (when splitting a range\nin the middle).\nAfter the bug has been triggered, use-after-free reads will occur in\nlock_get_status() when userspace reads /proc/locks. This can likely be used\nto read arbitrary kernel memory, but can't corrupt kernel memory.\nFix it by calling locks_remove_posix() instead, which is designed to\nreliably get rid of POSIX locks associated with the given file and\nfiles_struct and is also used by filp_flush()."], "name": "CVE-2024-41012", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-07-23T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-41012\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-41012\nhttps://lore.kernel.org/linux-cve-announce/2024072314-CVE-2024-41012-a1cf@gregkh/T"], "threat_severity": "Low", "upstream_fix": "kernel 6.9.9, kernel 6.10"}