Threats tagged 'cwe-1189'

CVE-2025-54518 is a vulnerability in AMD EPYC 7002 Series Processors based on the Zen 2 architecture. It involves improper isolation of shared CPU operation cache resources, which could allow an attacker with limited privileges to corrupt instructions executed at a higher privilege level, potentially leading to privilege escalation. The vulnerability has a CVSS 4.0 score of 7.3, indicating high severity. There are no known exploits in the wild. The vendor advisory from Red Hat references this CVE but does not indicate an available fix specifically for this issue in their OpenShift Container Platform 4.12.97 update. Users are advised to monitor vendor channels for updates. No affected versions are explicitly stated in the provided data.

Improper isolation of GPU HW register space could allow a privileged attacker in malicious Guest Virtual Machine (VM) to perform unauthorized access to specific victim range of GPU MMIO register space, potentially causing the host OS to reboot and creating a Denial of Service (DOS) condition.

Improper isolation of shared resources on a system on a chip by a malicious local attacker with high privileges could potentially lead to a partial loss of integrity.

On affected platforms running Arista EOS, ingress traffic on Layer 2 ports may, under certain conditions, be improperly forwarded to ports associated with different VLANs, resulting in a breach of VLAN isolation and segmentation boundaries.