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High · 7.1 Public exploit CVE-2025-6202 EUVD-2025-29197GHSA-67cc-pc26-7w4w

Phoenix: Rowhammer attack on Hynix DDR5 devices

Published Sep 15, 2025 · Updated Sep 15, 2025 · Assigned by NCSC.ch

Vendor: SK Hynix Product: DDR5

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.

Affected products

VendorProductAffectedFixed
SK Hynix DDR5 DIMMs produced from 2021-1 until 2024-12 —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 2 repositories

  • demining/Phoenix-Rowhammer-Attack-CVE-2025-6202 ★ 5 · Oct 12, 2025

    Phoenix Rowhammer Attack: Systemic Risk of Bitcoin Wallet Private Key Compromise in Global Blockchain Infrastructure Due to a Critical SK Hynix DDR5 Vulnerability (CVE-2025-6202)

  • demining/RAMnesia-Attack ★ 1 · Feb 7, 2026

    RAMnesia Attack: A Scientific Investigation of WireTap Threats to Bitcoin Infrastructure, Hardware Vulnerabilities (CVE-2025-6202, CVE-2023-39910), and Cryptanalytic Methods for ECDSA Key Recovery

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

References