CVE-2025-6202

Phoenix: Rowhammer attack on Hynix DDR5 devices

Published Sep 15, 2025 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-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.
History
Type Values Removed Values Added
Weaknesses CWE-404
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Phoenix: Rowhammer attack on Hynix DDR5 devices
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:H/SI:H/SA:H'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
NCSC.ch
Published
Updated
Sep 15, 2025, 6:04 PM
Reserved
Jun 17, 2025, 1:04 PM
Status
Deferred
Published
Sep 15, 2025, 3:15 PM
Modified
Jun 17, 2026, 10:01 AM