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 ↗

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

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

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