{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-50153", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-10-21T19:36:19.960Z", "datePublished": "2024-11-07T09:31:29.791Z", "dateUpdated": "2025-10-01T20:27:13.057Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T09:47:24.718Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: core: Fix null-ptr-deref in target_alloc_device()\n\nThere is a null-ptr-deref issue reported by KASAN:\n\nBUG: KASAN: null-ptr-deref in target_alloc_device+0xbc4/0xbe0 [target_core_mod]\n...\n kasan_report+0xb9/0xf0\n target_alloc_device+0xbc4/0xbe0 [target_core_mod]\n core_dev_setup_virtual_lun0+0xef/0x1f0 [target_core_mod]\n target_core_init_configfs+0x205/0x420 [target_core_mod]\n do_one_initcall+0xdd/0x4e0\n...\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nIn target_alloc_device(), if allocing memory for dev queues fails, then\ndev will be freed by dev->transport->free_device(), but dev->transport\nis not initialized at that time, which will lead to a null pointer\nreference problem.\n\nFixing this bug by freeing dev with hba->backend->ops->free_device()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/target/target_core_device.c"], "versions": [{"version": "008b936bbde3e87a611b3828a0d5d2a4f99026a0", "lessThan": "8c1e6717f60d31f8af3937c23c4f1498529584e1", "status": "affected", "versionType": "git"}, {"version": "1526d9f10c6184031e42afad0adbdde1213e8ad1", "lessThan": "39e02fa90323243187c91bb3e8f2f5f6a9aacfc7", "status": "affected", "versionType": "git"}, {"version": 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null-ptr-deref issue reported by KASAN:\n\nBUG: KASAN: null-ptr-deref in target_alloc_device+0xbc4/0xbe0 [target_core_mod]\n...\n kasan_report+0xb9/0xf0\n target_alloc_device+0xbc4/0xbe0 [target_core_mod]\n core_dev_setup_virtual_lun0+0xef/0x1f0 [target_core_mod]\n target_core_init_configfs+0x205/0x420 [target_core_mod]\n do_one_initcall+0xdd/0x4e0\n...\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nIn target_alloc_device(), if allocing memory for dev queues fails, then\ndev will be freed by dev->transport->free_device(), but dev->transport\nis not initialized at that time, which will lead to a null pointer\nreference problem.\n\nFixing this bug by freeing dev with hba->backend->ops->free_device()."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.229", "versionStartIncluding": "5.10.180"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", 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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "A9BA1C73-2D2E-45E3-937B-276A28AEB5FC", "versionEndExcluding": "5.15.170", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C08A77A6-E42E-4EFD-B5A1-2BF6CBBB42AE", "versionEndExcluding": "6.1.115", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "5D15CA59-D15C-4ACD-8B03-A072DEAD2081", "versionEndExcluding": "6.6.59", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E4486B12-007B-4794-9857-F07145637AA1", "versionEndExcluding": "6.11.6", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.10.180:*:*:*:*:*:*:*", "matchCriteriaId": "E57BBF5A-3C2F-4683-90E9-C55C20DA0392", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*", "matchCriteriaId": "7F361E1D-580F-4A2D-A509-7615F73167A1", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*", "matchCriteriaId": "925478D0-3E3D-4E6F-ACD5-09F28D5DF82C", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*", "matchCriteriaId": "3C95E234-D335-4B6C-96BF-E2CEBD8654ED", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: core: Fix null-ptr-deref in target_alloc_device()\n\nThere is a null-ptr-deref issue reported by KASAN:\n\nBUG: KASAN: null-ptr-deref in target_alloc_device+0xbc4/0xbe0 [target_core_mod]\n...\n kasan_report+0xb9/0xf0\n target_alloc_device+0xbc4/0xbe0 [target_core_mod]\n core_dev_setup_virtual_lun0+0xef/0x1f0 [target_core_mod]\n target_core_init_configfs+0x205/0x420 [target_core_mod]\n do_one_initcall+0xdd/0x4e0\n...\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nIn target_alloc_device(), if allocing memory for dev queues fails, then\ndev will be freed by dev->transport->free_device(), but dev->transport\nis not initialized at that time, which will lead to a null pointer\nreference problem.\n\nFixing this bug by freeing dev with hba->backend->ops->free_device()."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: target: core: Corregir null-ptr-deref en target_alloc_device() KASAN ha informado de un problema de null-ptr-deref: ERROR: KASAN: null-ptr-deref en target_alloc_device+0xbc4/0xbe0 [target_core_mod] ... kasan_report+0xb9/0xf0 target_alloc_device+0xbc4/0xbe0 [target_core_mod] core_dev_setup_virtual_lun0+0xef/0x1f0 [target_core_mod] target_core_init_configfs+0x205/0x420 [target_core_mod] do_one_initcall+0xdd/0x4e0 ... entry_SYSCALL_64_after_hwframe+0x76/0x7e En target_alloc_device(), si falla la asignaci\u00f3n de memoria para las colas dev, dev se liberar\u00e1 mediante dev->transport->free_device(), pero dev->transport no se inicializa en ese momento, lo que generar\u00e1 un problema de referencia de puntero nulo. Se soluciona este error liberando dev con hba->backend->ops->free_device()."}], "id": "CVE-2024-50153", "lastModified": "2025-10-01T21:15:54.190", "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"}, {"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": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-11-07T10:15:06.917", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/14a6a2adb440e4ae97bee73b2360946bd033dadd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/39e02fa90323243187c91bb3e8f2f5f6a9aacfc7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/895ab729425ef9bf3b6d2f8d0853abe64896f314"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8c1e6717f60d31f8af3937c23c4f1498529584e1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b80e9bc85bd9af378e7eac83e15dd129557bbdb6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fca6caeb4a61d240f031914413fcc69534f6dc03"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-476"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2025:6966", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.12.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}, {"advisory": "RHSA-2025:6966", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.12.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}], "bugzilla": {"description": "kernel: scsi: target: core: Fix null-ptr-deref in target_alloc_device()", "id": "2324321", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2324321"}, "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"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nscsi: target: core: Fix null-ptr-deref in target_alloc_device()\nThere is a null-ptr-deref issue reported by KASAN:\nBUG: KASAN: null-ptr-deref in target_alloc_device+0xbc4/0xbe0 [target_core_mod]\n...\nkasan_report+0xb9/0xf0\ntarget_alloc_device+0xbc4/0xbe0 [target_core_mod]\ncore_dev_setup_virtual_lun0+0xef/0x1f0 [target_core_mod]\ntarget_core_init_configfs+0x205/0x420 [target_core_mod]\ndo_one_initcall+0xdd/0x4e0\n...\nentry_SYSCALL_64_after_hwframe+0x76/0x7e\nIn target_alloc_device(), if allocing memory for dev queues fails, then\ndev will be freed by dev->transport->free_device(), but dev->transport\nis not initialized at that time, which will lead to a null pointer\nreference problem.\nFixing this bug by freeing dev with hba->backend->ops->free_device()."], "name": "CVE-2024-50153", "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:8", "fix_state": "Will not fix", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-11-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-50153\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-50153\nhttps://lore.kernel.org/linux-cve-announce/2024110745-CVE-2024-50153-ecf2@gregkh/T"], "threat_severity": "Moderate"}