Fine grained control flow enforcement to mitigate malicious call/jump oriented programming
US10719319B2 · kind B2 · utility
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23Claims
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Key dates
| Filing date | Dec 29, 2017 |
| Grant date | Jul 21, 2020 |
| Priority date | — |
| Expiry date | Feb 3, 2038 |
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.