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Null pointer dereference in AMD Embedded SPI Flash driver could allow a local user to potentially cause a loss of availability.

CVE-2026-0470EUVD-2026-123482

6.8MediumCNA
Exploited
No known exploitation
Fix
See vendor advisory
Who is exposed
Not reported
Published
Last modified
Reference
Last checked
12/100 · provisional
None on Exploit-DB, Metasploit or GitHub

Summary

The AMD Embedded SPI Flash driver in several AMD EPYC Embedded 3000 Series, Ryzen Embedded R1000, R2000, V1000, and V2000 Series processors has a null pointer dereference flaw. A local user with low privileges can trigger it to crash the system and disrupt availability.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

Read the original description

Null pointer dereference in AMD Embedded SPI Flash driver could allow a local user to potentially cause a loss of availability.

cve.now Index

12Pcve.now Index 12 of 100 · methodology v3 · provisional
  • Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
  • Exposure?/25Unknown. No advisory context yet
  • Reach?/20Unknown. No tracked technology or package matched
  • Severity6.8/10CVSS 6.8
  • No patch5/5No fixed version listed; see vendor advisory

What would change the score

  • Would score about 67 if added to CISA KEV
  • Would score about 62 if CISA's SSVC rates exploitation active
  • Would score about 34 if advisories confirm default setups are exposed

Check your systems with an agent

Paste this into a coding or ops agent. It checks your systems read-only and reports a table per asset.

Check whether my systems are affected by CVE-2026-0470 (Null pointer dereference in AMD Embedded SPI Flash driver could allow a local user to potentially cause a loss of availability.), using the cve.now data below.

Rules: work read-only. Do not run exploit code, proof-of-concept scripts or scanners that send attack payloads, and do not change any configuration, package, image or deployment. Report findings only.

What cve.now has for CVE-2026-0470 (entry last updated 2026-11-11):
Affected:
- AMD AMD EPYC™ Embedded 3000 Series Processors: version range not reported
- AMD AMD Ryzen™ Embedded R1000 Series Processors: version range not reported
- AMD AMD Ryzen™ Embedded R2000 Series Processors: version range not reported
- AMD AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge"): version range not reported
- AMD AMD Ryzen™ Embedded V2000 Series Processors: version range not reported
Fixed versions: none listed yet.
Setup: unknown whether the bug needs a non-default feature or setting. Check the advisory.
CISA KEV: CVE-2026-0470 is not listed as of cve.now's last read.
This KEV status is for CVE-2026-0470 only. If you also check another CVE, look up its own KEV status; never assume it from this one.

How to check:
- Installed software: check what is actually running, not what a repo declares. Read the version from each host, container image and Kubernetes node (the binary's version output, the OS package database, image layers), and check whether the conditions above hold there. Distribution packages may carry a backported fix under an older version number; confirm against the distribution's own advisory.

Verify against the linked advisories before concluding, and cite the date you read each one:
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5010.html
Do not conclude an asset is unaffected unless you checked it and the evidence covers both its version and the conditions above. If you could not check something, mark it unknown and say what is missing.

Report a table with one row per asset and these columns: Asset | Version or build | Status (affected, fixed, not applicable, unknown) | Compensating controls | Exposure (internet-facing, internal, none) | Evidence | Next action.

Entry: https://cve.now/CVE-2026-0470
For follow-up questions, use the cve.now MCP server at https://mcp.cve.now/mcp (no authentication), for example execute with name cve.get and arguments {"id": "CVE-2026-0470"}.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • AMD AMD EPYC™ Embedded 3000 Series Processors

    Version range not reported

  • AMD AMD Ryzen™ Embedded R1000 Series Processors

    Version range not reported

  • AMD AMD Ryzen™ Embedded R2000 Series Processors

    Version range not reported

  • AMD AMD Ryzen™ Embedded V1000 Series Processors (formerly codenamed "Raven Ridge")

    Version range not reported

  • AMD AMD Ryzen™ Embedded V2000 Series Processors

    Version range not reported

Evidence 3

Vendor advisory · 1

Establishes: Affected and fixed versions.

  1. Link

CVE record · 2

Establishes: The identifier and description.

  1. Record
  2. Record

Corrections

None so far.

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