CVE-2023-2513

2023-05-0821:15:11

CWE-416

[email protected]

web.nvd.nist.gov

linux

kernel

ext4

filesystem

vulnerability

use-after-free

nvd

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

6.5 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

A use-after-free vulnerability was found in the Linux kernel’s ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw could allow a privileged local user to cause a system crash or other undefined behaviors.

Affected configurations

Vulners

NVD

Node

linuxlinux_kernelRange≤6.0

VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "Linux kernel ext4 filesystem",
    "versions": [
      {
        "version": "Fixed in kernel 6.0-rc1",
        "status": "affected"
      }
    ]
  }
]