---
title: "CVE-2026-43598: AMD ROCm Communication Collectives Library - Remote Code Execution"
description: "AMD ROCm Communication Collectives Library contains an improper input validation vulnerability that allows a compromised peer rank or network-adjacent attacker to dereference an attacker-controlled pointer, potentially resulting in remote code execution, exploit requires attacker to be a compromised peer or network-adjacent."
url: https://panop.io/threat-heartbeat/CVE-2026-43598/
---

# CVE-2026-43598 AMD ROCm Communication Collectives Library - Remote Code Execution

AMD ROCm Communication Collectives Library contains an improper input validation vulnerability that allows a compromised peer rank or network-adjacent attacker to dereference an attacker-controlled pointer, potentially resulting in remote code execution, exploit requires attacker to be a compromised peer or network-adjacent.

CVSS base score 7.7 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.46% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-43598)

## Details

Type

Remote Code Execution

Impact

Remote Code Execution

CVSS vector

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Published

6 October 2026

Updated

15 October 2026

Weakness

[CWE-822](https://cwe.mitre.org/data/definitions/822.html)

## Vendor fix

Update to the latest version of AMD ROCm Communication Collectives Library.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-43598](https://nvd.nist.gov/vuln/detail/CVE-2026-43598)
- [https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6033.html](https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6033.html)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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