CVE-2024-38623 - Vulnerability Details - OpenCVE

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Use variable length array instead of fixed size Should fix smatch warning: ntfs_set_label() error: __builtin_memcpy() 'uni->name' too small (20 vs 256)

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00794.

Exploitation none

Automatable yes

Technical Impact total

Vendors	Products
Linux	Linux Kernel

Configuration 1 [-]

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

No data.

No data.

References

Link	Providers
https://git.kernel.org/stable/c/1997cdc3e727526aa5d84b32f7cbb3f56459b7ef
https://git.kernel.org/stable/c/1fe1c9dc21ee52920629d2d9b9bd84358931a8d1
https://git.kernel.org/stable/c/3839a9b19a4b70eff6b6ad70446f639f7fd5a3d7
https://git.kernel.org/stable/c/a2de301d90b782ac5d7a5fe32995caaee9ab3a0f
https://git.kernel.org/stable/c/cceef44b34819c24bb6ed70dce5b524bd3e368d1
https://lore.kernel.org/linux-cve-announce/2024062139-CVE-2024-38623-7c77@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2024-38623
https://www.cve.org/CVERecord?id=CVE-2024-38623

History

Tue, 04 Aug 2026 10:30:00 +0000

Type	Values Removed	Values Added
Metrics	cvssV3_1 `{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}`	cvssV3_1 `{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}`

Mon, 24 Mar 2025 18:30:00 +0000

Type	Values Removed	Values Added
CPEs		cpe:2.3:o:linux:linux_kernel::::::::

MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-06-21T10:18:16.291Z

Updated: 2026-08-04T09:26:23.039Z

Reserved: 2024-06-18T19:36:34.945Z

Link: CVE-2024-38623

Vulnrichment

Updated: 2024-08-02T04:12:25.994Z

NVD

Status : Analyzed

Published: 2024-06-21T11:15:11.277

Modified: 2026-06-17T07:40:44.607

Link: CVE-2024-38623

Redhat

Severity : Moderate

Publid Date: 2024-06-21T00:00:00Z

Links: CVE-2024-38623 - Bugzilla

OpenCVE Enrichment

No data.

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["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "linux_kernel", "vendor": "linux", "versions": [{"lessThan": "1997cdc3e727", "status": "affected", "version": "4534a70b7056", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "linux_kernel", "vendor": "linux", "versions": [{"status": "affected", "version": "5.15"}]}, {"cpes": ["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "linux_kernel", "vendor": "linux", "versions": [{"lessThan": "5.15", "status": "unaffected", "version": "0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "linux_kernel", "vendor": "linux", "versions": [{"lessThanOrEqual": "5.16", "status": "unaffected", "version": "5.15.161", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "linux_kernel", "vendor": "linux", "versions": [{"lessThanOrEqual": "6.2", "status": "unaffected", "version": "6.1.93", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "linux_kernel", "vendor": "linux", "versions": [{"lessThanOrEqual": "6.7", "status": "unaffected", "version": "6.6.33", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "linux_kernel", "vendor": "linux", "versions": [{"lessThanOrEqual": "6.10", "status": "unaffected", "version": "6.9.4", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "linux_kernel", "vendor": "linux", "versions": [{"status": "unaffected", "version": "6.10-rc1"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E2AB5A01-EFFD-4A24-8CCB-4A016C8C4BB3", "versionEndExcluding": "5.15.161", "versionStartIncluding": "5.15", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "EEFB78EE-F990-4197-BF1C-156760A55667", "versionEndExcluding": "6.1.93", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "FCE796DF-3B50-4DC6-BAE5-95271068FC9E", "versionEndExcluding": "6.6.33", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "991B9791-966A-4D18-9E8D-A8AB128E5627", "versionEndExcluding": "6.9.4", "versionStartIncluding": "6.7", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Use variable length array instead of fixed size\n\nShould fix smatch warning:\n\tntfs_set_label() error: __builtin_memcpy() 'uni->name' too small (20 vs 256)"}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: fs/ntfs3: use una matriz de longitud variable en lugar de un tama\u00f1o fijo. 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{"bugzilla": {"description": "kernel: fs/ntfs3: Use variable length array instead of fixed size", "id": "2293704", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2293704"}, "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"}, "cwe": "CWE-787", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nfs/ntfs3: Use variable length array instead of fixed size\nShould fix smatch warning:\nntfs_set_label() error: __builtin_memcpy() 'uni->name' too small (20 vs 256)", "A vulnerability was found in the Linux kernel's NTFS3 filesystem module. This issue has been resolved by switching from a fixed-size array to a variable-length array. This change mitigates the risk of buffer overflows that could potentially be exploited by attackers."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-38623", "package_state": [{"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": "2024-06-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-38623\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-38623\nhttps://lore.kernel.org/linux-cve-announce/2024062139-CVE-2024-38623-7c77@gregkh/T"], "statement": "Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.", "threat_severity": "Moderate"}