CVE-2021-40507
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
An issue was discovered in the ALU unit of the OR1200 (aka OpenRISC 1200) processor 2011-09-10 through 2015-11-11. The overflow flag is not being updated correctly for the subtract instruction, which results in an incorrect value in the overflow flag. Any software that relies on this flag may experience corruption in execution.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | n/a | n/a | affected |
Weaknesses
- n/a
ADP Enrichment
CVE Program Container
Additional References
- https://github.com/openrisc/or1200/commit/2c0765d7ba12813df273cd693a99c4e744f0fbd5
- https://seth.engr.tamu.edu/software-releases/thehuzz/
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: total
References
- https://github.com/openrisc/or1200/commit/2c0765d7ba12813df273cd693a99c4e744f0fbd5
- https://seth.engr.tamu.edu/software-releases/thehuzz/
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.