{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-53278", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-09-16T08:09:37.991Z", "datePublished": "2025-09-16T08:11:12.997Z", "dateUpdated": "2026-05-11T19:41:49.895Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:41:49.895Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nubifs: Fix memory leak in ubifs_sysfs_init()\n\nWhen insmod ubifs.ko, a kmemleak reported as below:\n\n unreferenced object 0xffff88817fb1a780 (size 8):\n comm \"insmod\", pid 25265, jiffies 4295239702 (age 100.130s)\n hex dump (first 8 bytes):\n 75 62 69 66 73 00 ff ff ubifs...\n backtrace:\n [<ffffffff81b3fc4c>] slab_post_alloc_hook+0x9c/0x3c0\n [<ffffffff81b44bf3>] __kmalloc_track_caller+0x183/0x410\n [<ffffffff8198d3da>] kstrdup+0x3a/0x80\n [<ffffffff8198d486>] kstrdup_const+0x66/0x80\n [<ffffffff83989325>] kvasprintf_const+0x155/0x190\n [<ffffffff83bf55bb>] kobject_set_name_vargs+0x5b/0x150\n [<ffffffff83bf576b>] kobject_set_name+0xbb/0xf0\n [<ffffffff8100204c>] do_one_initcall+0x14c/0x5a0\n [<ffffffff8157e380>] do_init_module+0x1f0/0x660\n [<ffffffff815857be>] load_module+0x6d7e/0x7590\n [<ffffffff8158644f>] __do_sys_finit_module+0x19f/0x230\n [<ffffffff815866b3>] __x64_sys_finit_module+0x73/0xb0\n [<ffffffff88c98e85>] do_syscall_64+0x35/0x80\n [<ffffffff88e00087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nWhen kset_register() failed, we should call kset_put to cleanup it."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/ubifs/sysfs.c"], "versions": [{"version": "2e3cbf425804fb44a005e252f88f93dff108c911", "lessThan": "1c5fdf2d4647219d2267ccb08c7f2c7095bf3450", "status": "affected", "versionType": "git"}, {"version": "2e3cbf425804fb44a005e252f88f93dff108c911", "lessThan": "d42c2b18c42da7378e67b6414aafe93b65de89d1", "status": "affected", "versionType": "git"}, {"version": "2e3cbf425804fb44a005e252f88f93dff108c911", "lessThan": "203a55f04f66eea1a1ca7e5a302a7f5c99c62327", "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/ubifs/sysfs.c"], "versions": [{"version": "5.17", "status": "affected"}, {"version": "0", "lessThan": "5.17", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.18", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.2.5", "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": "5.17", "versionEndExcluding": "6.1.18"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17", "versionEndExcluding": "6.2.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17", "versionEndExcluding": "6.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/1c5fdf2d4647219d2267ccb08c7f2c7095bf3450"}, {"url": "https://git.kernel.org/stable/c/d42c2b18c42da7378e67b6414aafe93b65de89d1"}, {"url": "https://git.kernel.org/stable/c/203a55f04f66eea1a1ca7e5a302a7f5c99c62327"}], "title": "ubifs: Fix memory leak in ubifs_sysfs_init()", "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-2023-53278", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-01-14T18:07:39.227340Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-401", "description": "CWE-401 Missing Release of Memory after Effective Lifetime"}]}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-14T18:12:54.412Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8EE9D260-14AC-459B-B039-E2AE165812E3", "versionEndExcluding": "6.1.18", "versionStartIncluding": "5.17", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "0575B33B-A320-4E51-84CA-10C937341E02", "versionEndExcluding": "6.2.5", "versionStartIncluding": "6.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nubifs: Fix memory leak in ubifs_sysfs_init()\n\nWhen insmod ubifs.ko, a kmemleak reported as below:\n\n unreferenced object 0xffff88817fb1a780 (size 8):\n comm \"insmod\", pid 25265, jiffies 4295239702 (age 100.130s)\n hex dump (first 8 bytes):\n 75 62 69 66 73 00 ff ff ubifs...\n backtrace:\n [<ffffffff81b3fc4c>] slab_post_alloc_hook+0x9c/0x3c0\n [<ffffffff81b44bf3>] __kmalloc_track_caller+0x183/0x410\n [<ffffffff8198d3da>] kstrdup+0x3a/0x80\n [<ffffffff8198d486>] kstrdup_const+0x66/0x80\n [<ffffffff83989325>] kvasprintf_const+0x155/0x190\n [<ffffffff83bf55bb>] kobject_set_name_vargs+0x5b/0x150\n [<ffffffff83bf576b>] kobject_set_name+0xbb/0xf0\n [<ffffffff8100204c>] do_one_initcall+0x14c/0x5a0\n [<ffffffff8157e380>] do_init_module+0x1f0/0x660\n [<ffffffff815857be>] load_module+0x6d7e/0x7590\n [<ffffffff8158644f>] __do_sys_finit_module+0x19f/0x230\n [<ffffffff815866b3>] __x64_sys_finit_module+0x73/0xb0\n [<ffffffff88c98e85>] do_syscall_64+0x35/0x80\n [<ffffffff88e00087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nWhen kset_register() failed, we should call kset_put to cleanup it."}], "id": "CVE-2023-53278", "lastModified": "2026-01-14T19:16:19.203", "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": "2025-09-16T08:15:36.697", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1c5fdf2d4647219d2267ccb08c7f2c7095bf3450"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/203a55f04f66eea1a1ca7e5a302a7f5c99c62327"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d42c2b18c42da7378e67b6414aafe93b65de89d1"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-401"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: ubifs: Fix memory leak in ubifs_sysfs_init()", "id": "2395696", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2395696"}, "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"}, "details": ["No description is available for this CVE."], "name": "CVE-2023-53278", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"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": "2025-09-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-53278\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-53278\nhttps://lore.kernel.org/linux-cve-announce/2025091623-CVE-2023-53278-9dfc@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-09-17T10:05:06.519850+00:00", "updated": "2025-09-17T10:05:06.519884+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}