Privilege escalation

2023-04-1812:15:00

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privilege escalation

alu unit

openrisc mor1kx processor

carry flag

software corruption

nvd

8.9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

62.3%

JSON

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.

CPENameOperatorVersion
mor1kx_firmwarelt5.1

CPE	Name	Operator	Version
	mor1kx_firmware	lt	5.1

References

github.com/openrisc/mor1kx/issues/139

seth.engr.tamu.edu/software-releases/thehuzz/