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CVE-2021-26391

UNKNOWN
Published 2022-11-09T20:44:25.253Z
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Expert Analysis

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CVSS Score

V3.1
7.8
/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.000
probability
of exploitation in the wild

There is a 0.0% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.056
Higher than 5.6% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

Insufficient verification of multiple header signatures while loading a Trusted Application (TA) may allow an attacker with privileges to gain code execution in that TA or the OS/kernel.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

AMD

AMD Radeon RX 5000 Series & PRO W5000 Series

Affected Versions:

AMD Radeon Software AMD Radeon Pro Software Enterprise Enterprise Driver
AMD

AMD Radeon RX 6000 Series & PRO W6000 Series

Affected Versions:

AMD Radeon Software AMD Radeon Pro Software Enterprise Enterprise Driver

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-cm49-fh74-75ch

Advisory Details

Insufficient verification of multiple header signatures while loading a Trusted Application (TA) may allow an attacker with privileges to gain code execution in that TA or the OS/kernel.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-26391
WEB https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1029

Advisory provided by GitHub Security Advisory Database. Published: November 10, 2022, Modified: November 23, 2022

References

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1029
Published: 2022-11-09T20:44:25.253Z
Last Modified: 2025-05-01T14:19:25.590Z
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