CVE-2024-46679

4.7 · MEDIUM

Published Sep 13, 2024 linux EPSS 0.25% (16th pctl) CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Overview

CVE-2024-46679 is a medium-severity vulnerability affecting linux linux_kernel. It was published on September 13, 2024 and has a CVSS 3.1 base score of 4.7 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical Description

In the Linux kernel, the following vulnerability has been resolved:

ethtool: check device is present when getting link settings

A sysfs reader can race with a device reset or removal, attempting to

read device state when the device is not actually present. eg:

[exception RIP: qed_get_current_link+17]

#8 [ffffb9e4f2907c48] qede_get_link_ksettings at ffffffffc07a994a [qede]

#9 [ffffb9e4f2907cd8] __rh_call_get_link_ksettings at ffffffff992b01a3

#10 [ffffb9e4f2907d38] __ethtool_get_link_ksettings at ffffffff992b04e4

#11 [ffffb9e4f2907d90] duplex_show at ffffffff99260300

#12 [ffffb9e4f2907e38] dev_attr_show at ffffffff9905a01c

#13 [ffffb9e4f2907e50] sysfs_kf_seq_show at ffffffff98e0145b

#14 [ffffb9e4f2907e68] seq_read at ffffffff98d902e3

#15 [ffffb9e4f2907ec8] vfs_read at ffffffff98d657d1

#16 [ffffb9e4f2907f00] ksys_read at ffffffff98d65c3f

#17 [ffffb9e4f2907f38] do_syscall_64 at ffffffff98a052fb

crash> struct net_device.state ffff9a9d21336000

state = 5,

state 5 i

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor	Product	Versions	Status
linux	linux_kernel	>= 2.6.33, < 5.4.283	Affected

References

Ref git.kernel.org/stable/c/1d6d9b5b1b95bfeccb84386a51b7e6c510ec13b2 Ref git.kernel.org/stable/c/7a8d98b6d6484d3ad358510366022da080c37cbc Ref git.kernel.org/stable/c/842a40c7273ba1c1cb30dda50405b328de1d860e Ref git.kernel.org/stable/c/94ab317024ba373d37340893d1c0358638935fbb Ref git.kernel.org/stable/c/9bba5955eed160102114d4cc00c3d399be9bdae4 Ref git.kernel.org/stable/c/a699781c79ecf6cfe67fb00a0331b4088c7c8466 Ref git.kernel.org/stable/c/ec7b4f7f644018ac293cb1b02528a40a32917e62 Ref lists.debian.org/debian-lts-announce/2024/10/msg00003.html Ref lists.debian.org/debian-lts-announce/2025/01/msg00001.html Ref cert-portal.siemens.com/productcert/html/ssa-265688.html

Frequently Asked Questions

What is CVE-2024-46679?

CVE-2024-46679 is a medium-severity vulnerability affecting linux linux_kernel. It was published on September 13, 2024 and has a CVSS 3.1 base score of 4.7 (MEDIUM).

How severe is CVE-2024-46679?

This vulnerability has a CVSS 3.1 base score of 4.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-46679?

How can CyberStrike help with CVE-2024-46679?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-46679 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

How CyberStrike Helps

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HackBrowser

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