CVE-2025-63384 describes a privilege retention vulnerability in RISC-V Rocket-Chip v1.6 and earlier, where the SRET instruction fails to properly downgrade the processor from Machine-mode to Supervisor-mode, leaving it in the higher privilege M-mode. This flaw, affecting chipsalliance rocketchip, carries a CVSS score of 6.5 (Medium) due to its network-attackable, low-complexity nature, potentially leading to high confidentiality impact. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.6CPE matchmatch criteria | cpe:2.3:a:chipsalliance:rocketchip:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.