CVE-2023-4394

CVSS v3 6.7 MEDIUM

6.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

A

use-after-free flaw was found in btrfs_get_dev_args_from_path in fs/btrfs/volumes.c in btrfs file-system in the Linux Kernel. This flaw allows a local attacker with special privileges to cause a system crash or leak internal kernel information

References

Link	Resource
https://access.redhat.com/security/cve/CVE-2023-4394	Issue Tracking Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2219263	Issue Tracking Patch Third Party Advisory
https://patchwork.kernel.org/project/linux-btrfs/patch/[email protected]/	Mailing List Patch Vendor Advisory
https://access.redhat.com/security/cve/CVE-2023-4394	Issue Tracking Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2219263	Issue Tracking Patch Third Party Advisory
https://patchwork.kernel.org/project/linux-btrfs/patch/[email protected]/	Mailing List Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.0:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.0:rc2::::::

History

21 Nov 2024, 08:35

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~6.0~~	v2 : unknown v3 : 6.7
References	~~() https://access.redhat.com/security/cve/CVE-2023-4394 - Issue Tracking, Third Party Advisory~~	() https://access.redhat.com/security/cve/CVE-2023-4394 - Issue Tracking, Third Party Advisory
References	~~() https://bugzilla.redhat.com/show_bug.cgi?id=2219263 - Issue Tracking, Patch, Third Party Advisory~~	() https://bugzilla.redhat.com/show_bug.cgi?id=2219263 - Issue Tracking, Patch, Third Party Advisory
References	~~() https://patchwork.kernel.org/project/linux-btrfs/patch/[email protected]/ - Mailing List, Patch, Vendor Advisory~~	() https://patchwork.kernel.org/project/linux-btrfs/patch/[email protected]/ - Mailing List, Patch, Vendor Advisory

Information

Published : 2023-08-17 13:15

Updated : 2024-11-21 08:35

NVD link : CVE-2023-4394

Mitre link : CVE-2023-4394

CVE.ORG link : CVE-2023-4394

JSON object : View

Products Affected

linux_kernel

CWE

CWE-400

Uncontrolled Resource Consumption

CWE-416

Use After Free

{"id": "CVE-2023-4394", "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.8}, {"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.0, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 0.8}]}, "published": "2023-08-17T13:15:11.543", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2023-4394", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "[email protected]"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219263", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "[email protected]"}, {"url": "https://patchwork.kernel.org/project/linux-btrfs/patch/[email protected]/", "tags": ["Mailing List", "Patch", "Vendor Advisory"], "source": "[email protected]"}, {"url": "https://access.redhat.com/security/cve/CVE-2023-4394", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219263", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://patchwork.kernel.org/project/linux-btrfs/patch/[email protected]/", "tags": ["Mailing List", "Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-400"}]}, {"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "A use-after-free flaw was found in btrfs_get_dev_args_from_path in fs/btrfs/volumes.c in btrfs file-system in the Linux Kernel. This flaw allows a local attacker with special privileges to cause a system crash or leak internal kernel information"}], "lastModified": "2024-11-21T08:35:03.423", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "87B81C9D-7173-4FFB-97BC-9C41AB20A53C", "versionEndExcluding": "6.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E8BD11A3-8643-49B6-BADE-5029A0117325"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.0:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5F0AD220-F6A9-4012-8636-155F1B841FAD"}], "operator": "OR"}]}], "sourceIdentifier": "[email protected]"}