Cyber Resilience

CVE-2021-26392

High

Published: 09 November 2022

Published
09 November 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0014 34.1th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-26392 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Amd Enterprise Driver. Its CVSS base score is 7.8 (High).

Operationally, ranked at the 34.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Insufficient verification of missing size check in 'LoadModule' may lead to an out-of-bounds write potentially allowing an attacker with privileges to gain code execution of the OS/kernel by loading a malicious TA.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

amd
enterprise driver
≤ 22.10.20
amd
radeon pro software
≤ 22.q2
amd
radeon software
≤ 22.5.2
amd
radeon rx vega 56 firmware
all versions
amd
radeon rx vega 64 firmware
all versions
amd
ryzen 3 2200ge firmware
all versions
amd
ryzen 3 2200g firmware
all versions
amd
ryzen 5 2400ge firmware
all versions
amd
ryzen 5 2400g firmware
all versions
amd
ryzen 3 3100 firmware
all versions
+93 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References