CVE-2026-0435

MEDIUMCVSS 6/10

Last modified

CVE-2026-0435 is a medium-severity vulnerability rated 6/10 on the CVSS scale. Operation on a resource after expiration or release in the AMD Secure Encrypted Virtualization (SEV) firmware could allow an attacker with administrative privileges to swap out a guest device without the guest's knowledge, potentially resulting in a loss of confidentiality and integrity..

Description

Operation on a resource after expiration or release in the AMD Secure Encrypted Virtualization (SEV) firmware could allow an attacker with administrative privileges to swap out a guest device without the guest's knowledge, potentially resulting in a loss of confidentiality and integrity.

Metrics

Weakness Enumeration

Affected Software

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

VendorProductVersions
AMDAMD EPYC™ 9005 Series ProcessorsAll versions
AMDAMD EPYC™ 8005 Series ProcessorsAll versions
AMDAMD EPYC™ Embedded 9005 Series ProcessorsAll versions

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-0435?
Operation on a resource after expiration or release in the AMD Secure Encrypted Virtualization (SEV) firmware could allow an attacker with administrative privileges to swap out a guest device without the guest's knowledge, potentially resulting in a loss of confidentiality and integrity.
How severe is CVE-2026-0435?
CVE-2026-0435 has a CVSS score of 6/10 (MEDIUM severity).
How do I fix CVE-2026-0435?
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 2026

Are you affected by CVE-2026-0435?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST