CVEvulnerability
CVE-2021-41612
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-04-18
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Description
An issue was discovered in the ALU unit of the OpenRISC mor1kx processor. The carry flag is not being updated correctly for the subtract instruction, which results in an incorrect value of the carry flag. Any software that relies on this flag may experience corruption in execution.
Affected configurations
• openrisc mor1kx firmware (< 5.1)
References
- https://github.com/openrisc/mor1kx/issues/139 VDB Entry
- https://seth.engr.tamu.edu/software-releases/thehuzz/ Exploit, Third Party Advisory
- https://github.com/openrisc/mor1kx/issues/139 VDB Entry
- https://seth.engr.tamu.edu/software-releases/thehuzz/ Exploit, Third Party Advisory