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CVE-2021-26380

LOWCVSS 1.8/10EPSS 0.10%

Last modified

CVE-2021-26380 is a low-severity vulnerability rated 1.8/10 on the CVSS scale. A compromised Trusted OS (TOS) driver could issue a malformed call that could potentially allow memory access outside the intended range resulting in loss of integrity.. EPSS estimates a 0.10% chance of exploitation in the next 30 days.

Description

A compromised Trusted OS (TOS) driver could issue a malformed call that could potentially allow memory access outside the intended range resulting in loss of integrity.

Metrics

CVSS 4.0
1.8/10

CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.10%

1.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
AMDAMD Ryzen™ 5000 Series Desktop Processors with Radeon™ GraphicsAll versions
AMDAMD Ryzen™ Threadripper™ PRO 5000 WX-Series ProcessorsAll versions
AMDAMD Ryzen™ 7030 Series Mobile Processors with Radeon™ GraphicsAll versions
AMDAMD Athlon™ 3000 Series Mobile Processors with Radeon™ GraphicsAll versions
AMDAMD Ryzen™ 5000 Series Mobile Processors with Radeon™ GraphicsAll versions
AMDAMD Ryzen™ 3000 Series Desktop ProcessorsAll versions
AMDAMD Athlon™ 3000 Series Desktop Processors with Radeon™ GraphicsAll versions
AMDAMD Ryzen™ 4000 Series Mobile Processors with Radeon™ GraphicsAll versions
AMDAMD Ryzen™ 4000 Series Desktop ProcessorsAll versions
AMDAMD Ryzen™ 5000 Series Desktop ProcessorsAll versions
AMDAMD Ryzen™ Embedded R1000 Series ProcessorsAll versions
AMDAMD Ryzen™ Embedded R2000 Series ProcessorsAll versions
AMDAMD Ryzen™ Embedded 5000 Series ProcessorsAll versions
AMDAMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge")All versions
AMDAMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Picasso")All versions
AMDAMD Ryzen™ Embedded V2000 Series ProcessorsAll versions
AMDAMD Ryzen™ Embedded V3000 Series ProcessorsAll versions
AMDAMD Radeon™ RX 5000 Series Graphics ProductsAll versions
AMDAMD Radeon™ PRO W5000 Series Graphics ProductsAll versions
AMDAMD Radeon™ RX 6000 Series Graphics ProductsAll versions
AMDAMD Radeon™ RX Vega Series Graphics CardsAll versions
AMDAMD Radeon™ VIIAll versions
AMDAMD Radeon™ PRO W6000 Series Graphics ProductsAll versions
AMDAMD Radeon™ PRO WX 8000/9000 Series Graphics CardsAll versions
AMDAMD Radeon™ PRO VIIAll versions
AMDAMD Radeon™ Instinct™ MI25All versions
AMDAMD Radeon™ PRO V520All versions
AMDAMD Radeon™ PRO V620All versions

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2021-26380?
A compromised Trusted OS (TOS) driver could issue a malformed call that could potentially allow memory access outside the intended range resulting in loss of integrity.
How severe is CVE-2021-26380?
CVE-2021-26380 has a CVSS score of 1.8/10 (LOW severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2021-26380?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

Related CVEs from 2021

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Source: NVD / NIST