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nvd[email protected]NVD:CVE-2023-2008
HistoryApr 14, 2023 - 9:15 p.m.

CVE-2023-2008

2023-04-1421:15:08
CWE-129
web.nvd.nist.gov
linux kernel
udmabuf
privilege escalation
memory access
validation
vulnerability
arbitrary code

7.8 High

CVSS3

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

0.001 Low

EPSS

Percentile

39.6%

A flaw was found in the Linux kernel’s udmabuf device driver. The specific flaw exists within a fault handler. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an array. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the kernel.

Affected configurations

NVD
Node
linuxlinux_kernelRange<5.19
OR
linuxlinux_kernelRange4.205.4.202
OR
linuxlinux_kernelRange5.55.10.127
OR
linuxlinux_kernelRange5.115.15.51
OR
linuxlinux_kernelRange5.165.18.8
OR
linuxlinux_kernelMatch5.19-
OR
linuxlinux_kernelMatch5.19rc1
OR
linuxlinux_kernelMatch5.19rc2
OR
linuxlinux_kernelMatch5.19rc3

7.8 High

CVSS3

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

0.001 Low

EPSS

Percentile

39.6%