CVE-2024-0582

2024-01-1615:15:09

CWE-416

[email protected]

web.nvd.nist.gov

cve-2024-0582

memory leak

linux kernel

ioring_register_pbuf_ring

mmap()

privilege escalation

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.5

Confidence

High

EPSS

Percentile

5.1%

JSON

A memory leak flaw was found in the Linux kernel’s io_uring functionality in how a user registers a buffer ring with IORING_REGISTER_PBUF_RING, mmap() it, and then frees it. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Affected configurations

Nvd

Node

linuxlinux_kernelRange6.4–6.6.5

linuxlinux_kernelMatch6.7rc1

linuxlinux_kernelMatch6.7rc2

linuxlinux_kernelMatch6.7rc3

VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel6.7cpe:2.3:o:linux:linux_kernel:6.7:rc1:*:*:*:*:*:*
linuxlinux_kernel6.7cpe:2.3:o:linux:linux_kernel:6.7:rc2:*:*:*:*:*:*
linuxlinux_kernel6.7cpe:2.3:o:linux:linux_kernel:6.7:rc3:*:*:*:*:*:*

Vendor	Product	Version	CPE
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	6.7	cpe:2.3:o:linux:linux_kernel:6.7:rc1::::::
linux	linux_kernel	6.7	cpe:2.3:o:linux:linux_kernel:6.7:rc2::::::
linux	linux_kernel	6.7	cpe:2.3:o:linux:linux_kernel:6.7:rc3::::::