PT-2023-12378 · Openrisc · Openrisc Mor1Kx Processor

Published 2023-04-18 · Updated 2023-04-27 · CVE-2021-41613

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Name of the Vulnerable Software and Affected Versions OpenRISC mor1kx processor (affected versions not specified)

Description An issue was discovered in the controller unit of the OpenRISC mor1kx processor, where the write logic of the Exception Effective Address Register (EEAR) is not implemented correctly. This issue prevents user programs from authorized privilege levels from writing to the EEAR.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2021-41613

Affected Products

Openrisc Mor1Kx Processor

References · 4

• https://github.com/openrisc/mor1kx/issues/141 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-41613 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-41613 · Security Note
• https://seth.engr.tamu.edu/software-releases/thehuzz · Note