🛡️ CVE-2022-34635 — cva6

🔴 CVSS 9.8 — Critical ⚠️ Exploit Public NVD
9.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

The mstatus.sd field in CVA6 commit d315ddd0f1be27c1b3f27eb0b8daf471a952299a does not update when the mstatus.fs field is set to Dirty.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Affected software

CVE-2022-34635 is recorded against 1 package.

  • cva6

Timeline and source

Published on 18 July 2022 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
github.com

Details

Severity CRITICAL
CVSS Score 9.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE N/A
Public Exploit ⚠️ Yes
Source NVD
Published 2022-07-18
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
cva6 — —

References

Exploit, Issue Tracking, Third Party Advisory https://github.com/openhwgroup/cva6/issues/917
Exploit, Issue Tracking, Third Party Advisory https://github.com/openhwgroup/cva6/issues/917

Similar Threats

Exploit Protection

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