CVE-2024-36343

MediumCVSS 4.6/10Last modified Jul 24, 2026

Description

Improper input validation in the System Management Mode (SMM) communications buffer could allow a privileged attacker to perform an out of bounds read or write to a limited section of the Top of Memory Segment (TSEG) memory region, potentially resulting in loss of confidentiality or integrity.

Metrics

CVSS 4.0 4.6/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:N/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

Weakness enumeration

CWE-124

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published: May 19, 2026
Last modified: Jul 24, 2026
NVD status: Awaiting Analysis

Related CVEs from 2024

CVE-2024-363454.6Improper input validation in the AMD OverDrive (AOD) System Management Mode (SMM) module could allow a privileged attacker to perform an out CVE-2024-363466.0Improper input validation in AMD Power Management Firmware (PMFW) could allow a privileged attacker from Guest VM to send arbitrary input da CVE-2024-363476.4Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malic CVE-2024-363483.8A transient execution vulnerability in some AMD processors may allow a user process to infer the control registers speculatively even if UMI CVE-2024-363493.8A transient execution vulnerability in some AMD processors may allow a user process to infer TSC_AUX even when such a read is disabled, pote CVE-2024-36354.8The Post Grid WordPress plugin before 7.5.0 does not sanitise and escape some of its Grid settings, which could allow high privilege users CVE-2024-363505.6A transient execution vulnerability in some AMD processors may allow an attacker to infer data from previous stores, potentially resulting i CVE-2024-363528.4Improper input validation in the AMD Graphics Driver could allow an attacker to supply a specially crafted pointer, potentially leading to a CVE-2024-363536.5Insufficient clearing of GPU global memory could allow a malicious process running on the same GPU to read left over memory values potential CVE-2024-363547.5Improper input validation for DIMM serial presence detect (SPD) metadata could allow an attacker with physical access, ring0 access on a sys CVE-2024-363557.0Improper input validation in the SMM handler could allow an attacker with Ring0 access to write to SMRAM and modify execution flow for S3 (s CVE-2024-363575.6A transient execution vulnerability in some AMD processors may allow an attacker to infer data in the L1D cache, potentially resulting in th