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CVE-2021-26370

UNKNOWN
Published 2022-05-10T18:25:17.618373Z
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Expert Analysis

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No CVSS data available

Description

Improper validation of destination address in SVC_LOAD_FW_IMAGE_BY_INSTANCE and SVC_LOAD_BINARY_BY_ATTRIB in a malicious UApp or ABL may allow an attacker to overwrite arbitrary bootloader memory with SPI ROM contents resulting in a loss of integrity and availability.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

AMD

2nd Gen AMD EPYC™

Affected Versions:

unspecified
AMD

3rd Gen AMD EPYC™

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-9hr4-cwvw-3xm2

Advisory Details

Improper validation of destination address in SVC_LOAD_FW_IMAGE_BY_INSTANCE and SVC_LOAD_BINARY_BY_ATTRIB in a malicious UApp or ABL may allow an attacker to overwrite arbitrary bootloader memory with SPI ROM contents resulting in a loss of integrity and availability.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-26370
WEB https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021

Advisory provided by GitHub Security Advisory Database. Published: May 11, 2022, Modified: May 19, 2022

References

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021
Published: 2022-05-10T18:25:17.618373Z
Last Modified: 2024-09-16T22:20:14.838Z
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