PT-2023-12377 · Unknown · Openrisc Mor1Kx

Published 2023-04-18 · Updated 2025-02-06 · CVE-2021-41612

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

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

Description An issue was discovered in the ALU unit of the OpenRISC mor1kx processor, where the carry flag is not being updated correctly for the subtract instruction. This results in an incorrect value of the carry flag, potentially causing corruption in execution for any software that relies on this flag.

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

Exploit

Related Identifiers

CVE-2021-41612

Affected Products

Openrisc Mor1Kx

References · 5

• 🔥 https://seth.engr.tamu.edu/software-releases/thehuzz · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-41612 · Security Note
• https://osv.dev/vulnerability/CVE-2021-41612 · Vendor Advisory
• https://github.com/openrisc/mor1kx/issues/139 · Note
• https://t.me/cvenotify/110241 · Telegram Post