Fine grained control flow enforcement to mitigate malicious call/jump oriented programming
US11327755B2 · kind B2 · utility
1Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2020 |
| Grant date | May 10, 2022 |
| Priority date | — |
| Expiry date | Jun 26, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/54
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
In one embodiment, a processor comprises a decoder to decode a first instruction, the first instruction comprising an opcode and at least one parameter, the opcode to identify the first instruction as an instruction associated with an indirect branch, the at least one parameter indicative of whether the indirect branch is allowed; and circuitry to generate an error message based on the at least one parameter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.