CVE-2021-26367

MEDIUM

CVSS Score

Published: August 13, 2024 at 04:50 PM UTC

Updated: June 17, 2026 at 03:43 AM UTC

99 products affected across 1 vendorRadeon SoftwareRyzen 9 5980HX FirmwareRyzen 5 5600G Firmware

Using AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics by AMD?

Get instant alerts when new vulnerabilities affect AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

MEDIUM6

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

Description

A malicious attacker in x86 can misconfigure the Trusted Memory Regions (TMRs), which may allow the attacker to set an arbitrary address range for the TMR, potentially leading to a loss of integrity and availability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Athlon Gold 3150C Firmware · AMD

95%

v < picassopi-fp5_1.0.0.e

Affected range stops below picassopi-fp5_1.0.0.e, so it looks safe — our inference, not a vendor statement

amd-athlon-gold-3150c (same device)

Athlon Gold 3150G Firmware · AMD

95%

v < comboam4pi_1.0.0.9

Affected range stops below comboam4pi_1.0.0.9, so it looks safe — our inference, not a vendor statement

amd-athlon-gold-3150g (same device)

Athlon Gold 3150U Firmware · AMD

95%

v < picassopi-fp5_1.0.0.e

Affected range stops below picassopi-fp5_1.0.0.e, so it looks safe — our inference, not a vendor statement

amd-athlon-gold-3150u (same device)

Athlon Gold Pro 3150G Firmware · AMD

95%

v < comboam4pi_1.0.0.9

Affected range stops below comboam4pi_1.0.0.9, so it looks safe — our inference, not a vendor statement

amd-athlon-gold-pro-3150g (same device)

Athlon Gold Pro 3150GE Firmware · AMD

95%

v < comboam4pi_1.0.0.9

Affected range stops below comboam4pi_1.0.0.9, so it looks safe — our inference, not a vendor statement

amd-athlon-gold-pro-3150ge (same device)

Athlon PRO 300GE · AMD

95%

v < comboam4pi_1.0.0.9

Affected range stops below comboam4pi_1.0.0.9, so it looks safe — our inference, not a vendor statement

Athlon Pro 3045B Firmware · AMD

95%

v < picassopi-fp5_1.0.0.e

Affected range stops below picassopi-fp5_1.0.0.e, so it looks safe — our inference, not a vendor statement

amd-athlon-pro-3045b (same device)

Athlon Pro 3145B Firmware · AMD

95%

v < picassopi-fp5_1.0.0.e

Affected range stops below picassopi-fp5_1.0.0.e, so it looks safe — our inference, not a vendor statement

amd-athlon-pro-3145b (same device)

Athlon Silver 3050C Firmware · AMD

95%

v < picassopi-fp5_1.0.0.e

Affected range stops below picassopi-fp5_1.0.0.e, so it looks safe — our inference, not a vendor statement

amd-athlon-silver-3050c (same device)

Athlon Silver 3050E Firmware · AMD

95%

v < picassopi-fp5_1.0.0.e

Affected range stops below picassopi-fp5_1.0.0.e, so it looks safe — our inference, not a vendor statement

amd-athlon-silver-3050e (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor Advisory

Source: [email protected]

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4004.html

Vendor Advisory

Source: [email protected]

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-6005.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6MEDIUM[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: HIGH
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusANALYZED

CWE

NVD-CWE-noinfo

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create account Sign in

Free plan, no card