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Vulnerabilities

Vulnerability · CVE-2025-6202

Vulnerability in SK Hynix DDR5 on x86 allows a local attacker to trigger Rowhammer bit flips impacting the Hardware Integrity and the system's security.

Published Sep 15, 2025 · catalog updated Sep 15, 2025 · SK Hynix DDR5

Last checked Oct 30, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-6202. EPSS is 0.34%. Act only if a listed version of SK Hynix DDR5 is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.34%
Remediation
Advisory link
Affected products
vendor SK Hynix DDR5 DIMMs produced from 2021-1 until 2024-12

Vulnerability in SK Hynix DDR5 on x86 allows a local attacker to trigger Rowhammer bit flips impacting the Hardware Integrity and the system's security. This issue affects DDR5: DIMMs produced from 2021-1 until 2024-12.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor SK Hynix DDR5 DIMMs produced from 2021-1 until 2024-12DIMMs produced from 2021-1 until 2024-12

How to fix CVE-2025-6202

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-6202. EPSS is 0.34%. Act only if a listed version of SK Hynix DDR5 is installed.

Which versions are affected?

Compare what you have installed with SK Hynix DDR5 DIMMs produced from 2021-1 until 2024-12 DIMMs produced from 2021-1 until 2024-12. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.34%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 15, 2025 · EUVD

    Detected

    Vulnerability in SK Hynix DDR5 on x86 allows a local attacker to trigger Rowhammer bit flips impacting the Hardware Integrity and the system's security. This issue affects DDR5: DIMMs produced from 2021-1 until 2024-12.

  2. Sep 15, 2025 · EUVD

    Updated

    Vulnerability in SK Hynix DDR5 on x86 allows a local attacker to trigger Rowhammer bit flips impacting the Hardware Integrity and the system's security. This issue affects DDR5: DIMMs produced from 2021-1 until 2024-12.

Sources

  • CVE.orgVulnerability recordCVE-2025-6202

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-6202

    30-day exploitation probability 0.34%

    first.org
  • EUVDVulnerability recordEUVD-2025-29197

    Vulnerability in SK Hynix DDR5 on x86 allows a local attacker to trigger Rowhammer bit flips impacting the Hardware Integrity and the system's security. This issue affects DDR5: DIMMs produced from 2021-1 until 2024-12.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 30, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 30, 2026
  • CVE.orgOct 22, 2026
  • EUVDOct 22, 2026