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CVE-2023-6238

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CVE-2023-6238

Published: Nov 21, 2023

Modified: Oct 17, 2024

PUBLISHED

CVSS v3.1

6.7

MEDIUM

Description

A buffer overflow vulnerability was found in the NVM Express (NVMe) driver in the Linux kernel. Only privileged user could specify a small meta buffer and let the device perform larger Direct Memory Access (DMA) into the same buffer, overwriting unrelated kernel memory, causing random kernel crashes and memory corruption.

VendorProductVersions

n/a

kernel

All versions

Red Hat

Red Hat Enterprise Linux 6

All versions

Red Hat

Red Hat Enterprise Linux 7

All versions

Red Hat

Red Hat Enterprise Linux 7

All versions

Red Hat

Red Hat Enterprise Linux 8

All versions

Red Hat

Red Hat Enterprise Linux 8

All versions

Red Hat

Red Hat Enterprise Linux 9

All versions

Red Hat

Red Hat Enterprise Linux 9

All versions

Fedora

Fedora

All versions

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

RHBZ#2250834
issue-tracking
x_refsource_REDHAT

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