CVE-2025-21780

HighCVSS 7.8/10Last modified Nov 10, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

drm/amdgpu: avoid buffer overflow attach in smu_sys_set_pp_table()

It malicious user provides a small pptable through sysfs and then a bigger pptable, it may cause buffer overflow attack in function smu_sys_set_pp_table().

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-120

Affected software

VendorProductVersions
LinuxLinux>= 137d63abbf6a0859e79b662e81d21170ecb75e59, < 3484ea33157bc7334f57e64826ec5a4bf992151a; >= 137d63abbf6a0859e79b662e81d21170ecb75e59, < e43a8b9c4d700ffec819c5043a48769b3e7d9cab; >= 137d63abbf6a0859e79b662e81d21170ecb75e59, < 2498d2db1d35e88a2060ea191ae75dce853dd084; >= 137d63abbf6a0859e79b662e81d21170ecb75e59, < 231075c5a8ea54f34b7c4794687baa980814e6de; >= 137d63abbf6a0859e79b662e81d21170ecb75e59, < 1abb2648698bf10783d2236a6b4a7ca5e8021699
LinuxLinux5.2
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)>= V3.1.6, < *
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)>= V3.1.7, < *
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AC0)>= V3.1.6, < *
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AC0)>= V3.1.7, < *
SiemensSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AB0)>= V3.1.6, < *
SiemensSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AB0)>= V3.1.7, < *
SiemensSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AC0)>= V3.1.6, < *
SiemensSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AC0)>= V3.1.7, < *
SiemensSIPLUS S7-1500 CPU 1518-4 PN/DP MFP (6AG1518-4AX00-4AC0)>= V3.1.6, < *
SiemensSIPLUS S7-1500 CPU 1518-4 PN/DP MFP (6AG1518-4AX00-4AC0)>= V3.1.7, < *

References

Timeline

Published
Feb 27, 2025
Last modified
Nov 10, 2026
NVD status
Modified

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CVE-2025-21780: High severity, CVSS 7.8 | Vulnix