VDB-345851 · CVE-2024-21961 · CNNVD-202602-2318

AMD EPYC 7002 Processors PCIe Link memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.1	$0-$5k	0.00

Summaryinfo

Detailsinfo

A vulnerability was found in AMD EPYC 7002 Processors, Ryzen 5000 Mobile Processors with Radeon Graphics, Ryzen 7000 Desktop Processors, Ryzen 5000 Desktop Processors, Ryzen 3000 Desktop Processors, Ryzen Z1 Processors, Ryzen 7040 Mobile Processors with Radeon Graphics, Ryzen 8040 Mobile Processors with Radeon Graphics, Ryzen 8000 Desktop Processors, Ryzen 4000 Mobile Processors with Radeon Graphics, Ryzen 6000 Processors with Radeon Graphics, Ryzen 7020 Processors with Radeon Graphics, Ryzen 7045 Mobile Processors with Radeon Graphics, Ryzen 5000 Desktop Processors with Radeon Graphics, Ryzen 4000 Desktop Processors, Ryzen Z2 Processors, EPYC Embedded 7002 Processors, Ryzen Embedded 5000 Processors, Ryzen Embedded V2000 Processors, Ryzen Embedded V3000 Processors, Ryzen Embedded 8000 Processors and Ryzen Embedded 7000 Processors. It has been rated as problematic. This issue affects some unknown functionality of the component PCIe Link. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability. The summary by CVE is:

Improper restriction of operations within the bounds of a memory buffer in PCIe® Link could allow an attacker with access to a guest virtual machine to potentially perform a denial of service attack against the host resulting in loss of availability.

It is possible to read the advisory at amd.com. The identification of this vulnerability is CVE-2024-21961 since 01/03/2024. The exploitation is known to be difficult. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/26/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at CNNVD (CNNVD-202602-2318). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.1

VulDB Base Score: 3.1
VulDB Temp Score: 3.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/03/2024 CVE reserved
02/13/2026 +772 days Advisory disclosed
02/13/2026 +0 days VulDB entry created
02/26/2026 +13 days VulDB entry last update

Sourcesinfo

Advisory: amd.com
Status: Confirmed

CVE: CVE-2024-21961 (🔒)
GCVE (CVE): GCVE-0-2024-21961
GCVE (VulDB): GCVE-100-345851
CNNVD: CNNVD-202602-2318 - AMD Processors 安全漏洞

Entryinfo

Created: 02/13/2026 07:53
Updated: 02/26/2026 15:36
Changes: 02/13/2026 07:53 (64), 02/14/2026 20:31 (6), 02/15/2026 14:54 (1), 02/16/2026 19:36 (1), 02/17/2026 15:14 (1), 02/18/2026 20:37 (1), 02/19/2026 15:53 (1), 02/20/2026 16:14 (1), 02/21/2026 15:02 (1), 02/22/2026 19:56 (1), 02/23/2026 15:19 (1), 02/25/2026 00:57 (1), 02/25/2026 16:27 (1), 02/26/2026 15:36 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.