CVE-2024-46815 - Vulnerability Details

- drm/amd/display: Check num_valid_sets before accessing reader_wm_sets[]

Description

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

drm/amd/display: Check num_valid_sets before accessing reader_wm_sets[]

[WHY & HOW]
num_valid_sets needs to be checked to avoid a negative index when
accessing reader_wm_sets[num_valid_sets - 1].

This fixes an OVERRUN issue reported by Coverity.

Published: 2024-09-27

Score: 7.8 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Linux

unaffected

Version	Status	Constraints
`4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c`	affected	< a72d4996409569027b4609414a14a87679b12267
`4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c`	affected	< 7c47dd2e92341f2989ab73dbed07f8894593ad7b
`4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c`	affected	< c4a7f7c0062fe2c73f70bb7e335199e25bd71492
`4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c`	affected	< b36e9b3104c4ba0f2f5dd083dcf6159cb316c996
`4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c`	affected	< 21f9cb44f8c60bf6c26487d428b1a09ad3e8aebf
`4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c`	affected	< 6a4a08e45e614cfa7a56498cdfaeb7fae2f07fa0
`4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c`	affected	< b38a4815f79b87efb196cd5121579fc51e29a7fb

Linux

affected

Version	Status	Constraints
`4.15`	affected	—
`0`	unaffected	< 4.15
`5.4.284`	unaffected	≤ 5.4.*
`5.10.226`	unaffected	≤ 5.10.*
`5.15.167`	unaffected	≤ 5.15.*
`6.1.109`	unaffected	≤ 6.1.*
`6.6.50`	unaffected	≤ 6.6.*
`6.10.9`	unaffected	≤ 6.10.*
`6.11`	unaffected	≤ *

Configuration 1 [-]

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
Debian DLA	DLA-3912-1	linux security update
Debian DLA	DLA-4008-1	linux-6.1 security update
Debian DSA	DSA-5782-1	linux security update
Ubuntu USN	USN-7088-1	Linux kernel vulnerabilities
Ubuntu USN	USN-7088-2	Linux kernel vulnerabilities
Ubuntu USN	USN-7088-3	Linux kernel vulnerabilities
Ubuntu USN	USN-7088-4	Linux kernel vulnerabilities
Ubuntu USN	USN-7088-5	Linux kernel vulnerabilities
Ubuntu USN	USN-7100-1	Linux kernel vulnerabilities
Ubuntu USN	USN-7100-2	Linux kernel vulnerabilities
Ubuntu USN	USN-7119-1	Linux kernel (IoT) vulnerabilities
Ubuntu USN	USN-7123-1	Linux kernel (Azure) vulnerabilities
Ubuntu USN	USN-7144-1	Linux kernel (Intel IoTG) vulnerabilities
Ubuntu USN	USN-7154-1	Linux kernel vulnerabilities
Ubuntu USN	USN-7155-1	Linux kernel (NVIDIA) vulnerabilities
Ubuntu USN	USN-7156-1	Linux kernel (GKE) vulnerabilities
Ubuntu USN	USN-7154-2	Linux kernel (HWE) vulnerabilities
Ubuntu USN	USN-7194-1	Linux kernel (Azure) vulnerabilities
Ubuntu USN	USN-7196-1	Linux kernel (Azure) vulnerabilities

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00011.

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://git.kernel.org/stable/c/21f9cb44f8c60bf6c26487d428b1a09ad3e8aebf
https://git.kernel.org/stable/c/6a4a08e45e614cfa7a56498cdfaeb7fae2f07fa0
https://git.kernel.org/stable/c/7c47dd2e92341f2989ab73dbed07f8894593ad7b
https://git.kernel.org/stable/c/a72d4996409569027b4609414a14a87679b12267
https://git.kernel.org/stable/c/b36e9b3104c4ba0f2f5dd083dcf6159cb316c996
https://git.kernel.org/stable/c/b38a4815f79b87efb196cd5121579fc51e29a7fb
https://git.kernel.org/stable/c/c4a7f7c0062fe2c73f70bb7e335199e25bd71492
https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
https://lore.kernel.org/linux-cve-announce/2024092711-CVE-2024-46815-fce2@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2024-46815
https://www.cve.org/CVERecord?id=CVE-2024-46815

History

Mon, 03 Nov 2025 23:30:00 +0000

Type	Values Removed	Values Added
References		https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

Wed, 16 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00027}`	epss `{'score': 0.00028}`

Thu, 19 Dec 2024 14:45:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-129
Metrics	threat_severity `Moderate`	threat_severity `Important`

Wed, 20 Nov 2024 18:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Linux Linux linux Kernel
Weaknesses		NVD-CWE-noinfo
CPEs		cpe:2.3:o:linux:linux_kernel::::::::
Vendors & Products		Linux Linux linux Kernel
Metrics	cvssV3_1 `{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}`	cvssV3_1 `{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}`

Sun, 29 Sep 2024 15:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Sat, 28 Sep 2024 01:15:00 +0000

Type	Values Removed	Values Added
References		https://lore.kernel.org/linux-cve-announce/2024092711-CVE-2024-46815-fce2@gregkh/T https://nvd.nist.gov/vuln/detail/CVE-2024-46815 https://www.cve.org/CVERecord?id=CVE-2024-46815
Metrics	threat_severity `None`	cvssV3_1 `{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}` threat_severity `Moderate`

Fri, 27 Sep 2024 12:45:00 +0000

Type	Values Removed	Values Added
Description		In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check num_valid_sets before accessing reader_wm_sets[] [WHY & HOW] num_valid_sets needs to be checked to avoid a negative index when accessing reader_wm_sets[num_valid_sets - 1]. This fixes an OVERRUN issue reported by Coverity.
Title		drm/amd/display: Check num_valid_sets before accessing reader_wm_sets[]
References		https://git.kernel.org/stable/c/21f9cb44f8c60bf6c26487d428b1a09ad3e8aebf https://git.kernel.org/stable/c/6a4a08e45e614cfa7a56498cdfaeb7fae2f07fa0 https://git.kernel.org/stable/c/7c47dd2e92341f2989ab73dbed07f8894593ad7b https://git.kernel.org/stable/c/a72d4996409569027b4609414a14a87679b12267 https://git.kernel.org/stable/c/b36e9b3104c4ba0f2f5dd083dcf6159cb316c996 https://git.kernel.org/stable/c/b38a4815f79b87efb196cd5121579fc51e29a7fb https://git.kernel.org/stable/c/c4a7f7c0062fe2c73f70bb7e335199e25bd71492

Subscriptions

Linux Linux Kernel

MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-09-27T12:35:57.062Z

Updated: 2026-05-11T20:37:05.464Z

Reserved: 2024-09-11T15:12:18.283Z

Link: CVE-2024-46815

Vulnrichment

Updated: 2025-11-03T22:18:59.251Z

NVD

Status : Modified

Published: 2024-09-27T13:15:14.370

Modified: 2025-11-03T23:16:04.160

Link: CVE-2024-46815

Redhat

Severity : Important

Publid Date: 2024-09-27T00:00:00Z

Links: CVE-2024-46815 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

Tracking

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Exploitation none

Automatable no

Technical Impact partial

Subscriptions

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