{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2023-53250", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-09-15T14:19:21.849Z", "datePublished": "2025-09-15T14:46:20.011Z", "dateUpdated": "2026-05-23T15:28:24.206Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T15:28:24.206Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfirmware: dmi-sysfs: Fix null-ptr-deref in dmi_sysfs_register_handle\n\nKASAN reported a null-ptr-deref error:\n\nKASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]\nCPU: 0 PID: 1373 Comm: modprobe\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996)\nRIP: 0010:dmi_sysfs_entry_release\n...\nCall Trace:\n \n kobject_put\n dmi_sysfs_register_handle (drivers/firmware/dmi-sysfs.c:540) dmi_sysfs\n dmi_decode_table (drivers/firmware/dmi_scan.c:133)\n dmi_walk (drivers/firmware/dmi_scan.c:1115)\n dmi_sysfs_init (drivers/firmware/dmi-sysfs.c:149) dmi_sysfs\n do_one_initcall (init/main.c:1296)\n ...\nKernel panic - not syncing: Fatal exception\nKernel Offset: 0x4000000 from 0xffffffff81000000\n---[ end Kernel panic - not syncing: Fatal exception ]---\n\nIt is because previous patch added kobject_put() to release the memory\nwhich will call dmi_sysfs_entry_release() and list_del().\n\nHowever, list_add_tail(entry->list) is called after the error block,\nso the list_head is uninitialized and cannot be deleted.\n\nMove error handling to after list_add_tail to fix this." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/firmware/dmi-sysfs.c" ], "versions": [ { "version": "fdffa4ad8f6bf1ece877edfb807f2b2c729d8578", "lessThan": "b4fe158259fb5fead52ff2b55841ec5c39492604", "status": "affected", "versionType": "git" }, { "version": "660ba678f9998aca6db74f2dd912fa5124f0fa31", "lessThan": "e851996b32264e78a10863c2ac41a8689d7b9252", "status": "affected", "versionType": "git" }, { "version": "660ba678f9998aca6db74f2dd912fa5124f0fa31", "lessThan": "5d0492d1d934642bdfd2057acc1b56f4b57be465", "status": "affected", "versionType": "git" }, { "version": "660ba678f9998aca6db74f2dd912fa5124f0fa31", "lessThan": "18e126e97c961f7a93823795c879d7c085fe5098", "status": "affected", "versionType": "git" }, { "version": "a9bfb37d6ba7c376b0d53337a4c5f5ff324bd725", "status": "affected", "versionType": "git" }, { "version": "ed38d04342dfbe9e5aca745c8b5eb4188a74f0ef", "status": "affected", "versionType": "git" }, { "version": "c66cc3c62870a27ea8f060a7e4c1ad8d26dd3f0d", "status": "affected", "versionType": "git" }, { "version": "a724634b2a49f6ff0177a9e19a5a92fc1545e1b7", "status": "affected", "versionType": "git" }, { "version": "985706bd3bbeffc8737bc05965ca8d24837bc7db", "status": "affected", "versionType": "git" }, { "version": "3ba359ebe914ac3f8c6c832b28007c14c39d3766", "status": "affected", "versionType": "git" }, { "version": "ec752973aa721ee281d5441e497364637c626c7b", "status": "affected", "versionType": "git" }, { "version": "5.15.47", "lessThan": "5.15.99", "status": "affected", "versionType": "semver" }, { "version": "4.9.318", "lessThan": "4.10", "status": "affected", "versionType": "semver" }, { "version": "4.14.283", "lessThan": "4.15", "status": "affected", "versionType": "semver" }, { "version": "4.19.247", "lessThan": "4.20", "status": "affected", "versionType": "semver" }, { "version": "5.4.198", "lessThan": "5.5", "status": "affected", "versionType": "semver" }, { "version": "5.10.122", "lessThan": "5.11", "status": "affected", "versionType": "semver" }, { "version": "5.17.15", "lessThan": "5.18", "status": "affected", "versionType": "semver" }, { "version": "5.18.4", "lessThan": "5.19", "status": "affected", "versionType": "semver" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/firmware/dmi-sysfs.c" ], "versions": [ { "version": "5.19", "status": "affected" }, { "version": "0", "lessThan": "5.19", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.99", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.16", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.2.3", "lessThanOrEqual": "6.2.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.3", "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": "5.15.47", "versionEndExcluding": "5.15.99" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.1.16" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.2.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9.318" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14.283" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19.247" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.4.198" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10.122" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17.15" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18.4" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/b4fe158259fb5fead52ff2b55841ec5c39492604" }, { "url": "https://git.kernel.org/stable/c/e851996b32264e78a10863c2ac41a8689d7b9252" }, { "url": "https://git.kernel.org/stable/c/5d0492d1d934642bdfd2057acc1b56f4b57be465" }, { "url": "https://git.kernel.org/stable/c/18e126e97c961f7a93823795c879d7c085fe5098" } ], "title": "firmware: dmi-sysfs: Fix null-ptr-deref in dmi_sysfs_register_handle", "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-2023-53250", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2026-01-14T18:00:07.342780Z" } } } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "type": "CWE", "cweId": "CWE-476", "description": "CWE-476 NULL Pointer Dereference" } ] } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-14T18:02:51.964Z" } } ] } }