CVE-2026-43598

HIGH CVSS 4.0: 7.7
Updated Oct 07, 2026
AMD
Parameter Value
CVSS 7.7 (HIGH)
Type CWE-822
Vendor AMD
Public PoC No

Improper input validation in the AMD ROCm Communication Collectives Library (RCCL) could allow a compromised peer rank or network-adjacent attacker to dereference an attacker-controlled pointer, potentially resulting in remote code execution.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Weakness Type (CWE)

Vulnerable Products

amd:amd instinct™ mi210 amd:amd instinct™ mi300x amd:amd instinct™ mi300a amd:amd instinct™ mi308x amd:amd instinct™ mi350x amd:amd instinct™ mi325x amd:amd instinct™ mi250 amd:amd instinct™ mi250x amd:amd instinct™ mi355x