{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2023-53362", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-09-17T14:54:09.733Z", "datePublished": "2025-09-17T14:56:51.728Z", "dateUpdated": "2026-05-11T19:43:28.886Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:43:28.886Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbus: fsl-mc: don't assume child devices are all fsl-mc devices\n\nChanges in VFIO caused a pseudo-device to be created as child of\nfsl-mc devices causing a crash [1] when trying to bind a fsl-mc\ndevice to VFIO. Fix this by checking the device type when enumerating\nfsl-mc child devices.\n\n[1]\nModules linked in:\nInternal error: Oops: 0000000096000004 [#1] PREEMPT SMP\nCPU: 6 PID: 1289 Comm: sh Not tainted 6.2.0-rc5-00047-g7c46948a6e9c #2\nHardware name: NXP Layerscape LX2160ARDB (DT)\npstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)\npc : mc_send_command+0x24/0x1f0\nlr : dprc_get_obj_region+0xfc/0x1c0\nsp : ffff80000a88b900\nx29: ffff80000a88b900 x28: ffff48a9429e1400 x27: 00000000000002b2\nx26: ffff48a9429e1718 x25: 0000000000000000 x24: 0000000000000000\nx23: ffffd59331ba3918 x22: ffffd59331ba3000 x21: 0000000000000000\nx20: ffff80000a88b9b8 x19: 0000000000000000 x18: 0000000000000001\nx17: 7270642f636d2d6c x16: 73662e3030303030 x15: ffffffffffffffff\nx14: ffffd59330f1d668 x13: ffff48a8727dc389 x12: ffff48a8727dc386\nx11: 0000000000000002 x10: 00008ceaf02f35d4 x9 : 0000000000000012\nx8 : 0000000000000000 x7 : 0000000000000006 x6 : ffff80000a88bab0\nx5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000a88b9e8\nx2 : ffff80000a88b9e8 x1 : 0000000000000000 x0 : ffff48a945142b80\nCall trace:\n mc_send_command+0x24/0x1f0\n dprc_get_obj_region+0xfc/0x1c0\n fsl_mc_device_add+0x340/0x590\n fsl_mc_obj_device_add+0xd0/0xf8\n dprc_scan_objects+0x1c4/0x340\n dprc_scan_container+0x38/0x60\n vfio_fsl_mc_probe+0x9c/0xf8\n fsl_mc_driver_probe+0x24/0x70\n really_probe+0xbc/0x2a8\n __driver_probe_device+0x78/0xe0\n device_driver_attach+0x30/0x68\n bind_store+0xa8/0x130\n drv_attr_store+0x24/0x38\n sysfs_kf_write+0x44/0x60\n kernfs_fop_write_iter+0x128/0x1b8\n vfs_write+0x334/0x448\n ksys_write+0x68/0xf0\n __arm64_sys_write+0x1c/0x28\n invoke_syscall+0x44/0x108\n el0_svc_common.constprop.1+0x94/0xf8\n do_el0_svc+0x38/0xb0\n el0_svc+0x20/0x50\n el0t_64_sync_handler+0x98/0xc0\n el0t_64_sync+0x174/0x178\nCode: aa0103f4 a9025bf5 d5384100 b9400801 (79401260)\n---[ end trace 0000000000000000 ]---" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/bus/fsl-mc/dprc-driver.c" ], "versions": [ { "version": "3c28a76124b25882411f005924be73795b6ef078", "lessThan": "5bd9dc3e767edf582be483be8d6bbc7433bd4cf8", "status": "affected", "versionType": "git" }, { "version": "3c28a76124b25882411f005924be73795b6ef078", "lessThan": "8bdd5c21ec02835bd445d022f4c23195aff407d2", "status": "affected", "versionType": "git" }, { "version": "3c28a76124b25882411f005924be73795b6ef078", "lessThan": "303c9c63abb9390e906052863f82bb4e9824e5c0", "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/bus/fsl-mc/dprc-driver.c" ], "versions": [ { "version": "6.1", "status": "affected" }, { "version": "0", "lessThan": "6.1", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.39", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.4.4", "lessThanOrEqual": "6.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.5", "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": "6.1", "versionEndExcluding": "6.1.39" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.4.4" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.5" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/5bd9dc3e767edf582be483be8d6bbc7433bd4cf8" }, { "url": "https://git.kernel.org/stable/c/8bdd5c21ec02835bd445d022f4c23195aff407d2" }, { "url": "https://git.kernel.org/stable/c/303c9c63abb9390e906052863f82bb4e9824e5c0" } ], "title": "bus: fsl-mc: don't assume child devices are all fsl-mc devices", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE" } }, { "other": { "type": "ssvc", "content": { "id": "CVE-2023-53362", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2026-01-14T18:44:31.719491Z" } } } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "type": "CWE", "description": "CWE-noinfo Not enough information" } ] } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-14T18:53:00.930Z" } } ] } }