POC_CVE-2025-29943_Write-what-where-Condition

StackWarp: PoC for CVE-2025-29943 Proof of concept for the StackWarp hardware vulnerability CVE-2025-29943 in AMD processors. This flaw allows an attacker with administrator privileges on a host hypervisor to manipulate the CPU pipeline configuration to corrupt the stack pointer within a SEV-SNP...

Veeam Software Appliance Fails to Boot with Kernel Panic on AMD EPYC Hosts

Challenge The Linux kernel used by the Veeam Software Appliance Linux-based Veeam Backup & Replication intermittently stops the boot process on hosts with certain AMD EPYC processors, including after a reboot or on the first boot after installation. The following kernel panic occurs during early...

RLSA-2026:54443 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: accel/ivpu: Fix signed integer truncation in IPC receive CVE-2026-53202 kernel: net/sched: actapi: use RCU with deferred freeing for action lifecycle CVE-2026-53264 Bug Fixes and...

SEV Firmware Arbitrary Code Execution

Affected Products and Mitigation AMD recommends updating to the mitigated versions below as a defense-in-depth measure. AMD EPYC™ Series Processors Product| Mitigation| Mitigation Release Date| Platform Info Bit ---|---|---|--- AMD EPYC™ 7003 Series Processors| MilanPI 1.0.0.J1| 2025-12-02|...

HPESBHF05114 rev.1 - Certain HPE ProLiant AMD Servers Using Certain AMD EPYC Processors, AMD-SB-3033: SEV Firmware Arbitrary Code Execution

Potential Security Impact: Local: Arbitrary Code Execution SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE ProLiant Compute DL325 Gen12 - Prior to v1.4001-09-2026 HPE ProLiant Compute DL345 Gen12 - Prior to v1.4001-09-2026 HPE ProLiant DL145 Gen11 - Prior to v1.8002-06-2026 HP...

HPESBHF05020 rev.1 - Certain HPE SimpliVity Servers Using Certain AMD EPYC Processors, AMD-SB-3023:AMD Server Vulnerabilities, Multiple Vulnerabilities

Potential Security Impact: Local: Arbitrary Command Execution, Denial of Service DoS, memory corruption, Buffer Overflow SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE SimpliVity 325 Gen10 - Prior to SimpliVity Gen10 Support Pack SVTSP 2026-0605- Prior to SimpliVity Gen11...

HPESBHF05042 rev.2 - Certain HPE SimpliVity Servers Using Certain AMD EPYC Processors, AMD-SB-3034: SEV-SNP Routing Misconfiguration, Local Compromise of System Integrity Vulnerability

Potential Security Impact: Local: Compromise of System Integrity SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE SimpliVity 325 Gen10 Plus - Prior to SimpliVity Gen10 Support Pack SVTSP 2026-0417 HPE SimpliVity 325 Gen11 - Prior to SimpliVity Gen11 Support Pack SVTSP 2026-0605...

TDXRay: Microarchitectural Side-Channel Analysis of Intel TDX for Real-World Workloads

Affected Products AMD EPYC™ Series Processors AMD EPYC™ 7003 Series Processors AMD EPYC™ 8004 Series Processors AMD EPYC™ 9004 Series Processors AMD EPYC™ 9005 Series Processors AMD EPYC™ Embedded Series Processors AMD EPYC™ Embedded 7003 AMD EPYC™ Embedded 8004 AMD EPYC™ Embedded 9004 AMD EPYC™...

AMD EPYC security vulnerabilities

AMD EPYC is a high-performance server processor developed by American semiconductor company AMD. AMD EPYC has a security vulnerability that stems from the lack of lock verification. This vulnerability could allow for modifications to MMIO routes and undermine the integrity of customer systems...

HPESBHF05036 rev.1 - Certain HPE ProLiant AMD DL/XL Servers Using Certain AMD EPYC Processors, AMD-SB-3016: IOMMU Write Buffer Vulnerability, Loss of Confidential Guest Integrity Vulnerability

Potential Security Impact: Local: Buffer Overflow SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE ProLiant DL145 Gen11 - Prior to 1.7008-07-2025 HPE ProLiant DL325 Gen11 Server - Prior to 2.7008-07-2025 HPE ProLiant DL345 Gen11 Server - Prior to 2.7008-07-2025 HPE ProLiant DL3...

HPESBHF05035 rev.1 - Certain HPE ProLiant AMD Servers Using Certain AMD EPYC Processors, AMD-SB-3034: SEV-SNP Routing Misconfiguration, Local Compromise of System Integrity Vulnerability

Potential Security Impact: Local: Compromise of System Integrity SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE ProLiant Compute DL325 Gen12 - Prior to 1.4001-09-2026 HPE ProLiant Compute DL345 Gen12 - Prior to 1.4001-09-2026 HPE ProLiant DL145 Gen11 - Prior to 1.8002-06-2026...

Linux Distros Unpatched Vulnerability : CVE-2026-23435

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - perf/x86: Move event pointer setup earlier in x86pmuenable A production AMD EPYC system crashed with a NULL pointer dereference in the PMU NMI handler: BUG:...

EUVD-2026-18675

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Move event pointer setup earlier in x86pmuenable A production AMD EPYC system crashed with a NULL pointer dereference in the PMU NMI handler: BUG: kernel NULL pointer dereference, address: 0000000000000198 RIP:...

CVE-2026-23435

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Move event pointer setup earlier in x86pmuenable A production AMD EPYC system crashed with a NULL pointer dereference in the PMU NMI handler: BUG: kernel NULL pointer dereference, address: 0000000000000198 RIP:...

PT-2026-30130

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Move event pointer setup earlier in x86 pmu enable A production AMD EPYC system crashed with a NULL pointer dereference in the PMU NMI handler: BUG: kernel NULL pointer dereference, address: 0000000000000198 RIP: x86 pe...

HPESBHF05023 rev.1 - Certain HPE SimpliVity Servers Using Certain AMD EPYC Processors, AMD-SB-7059: Guest Initiated Machine Check Errors, Denial of Service Vulnerability

Potential Security Impact: Remote: Denial of Service DoS SUPPORTED SOFTWARE VERSIONS: ONLY impacted versions are listed. HPE SimpliVity 325 Gen11 - Prior to SimpliVity Support Pack SVTSP Gen11 v20260116 CVSS Scores: | CVE | CVSS Vector | Base Score | | --- | --- | --- | | CVE-2023-31364 |...

AMD EPYC 9005 Series security vulnerabilities

The AMD EPYC 9005 Series is a series of processors developed by American semiconductor company AMD. The AMD EPYC 9005 Series contains security vulnerabilities, which stem from improper bounds checking. These vulnerabilities may lead to writes to host memory and loss of integrity...

Several AMD products have security vulnerabilities

AMD EPYC and other products are developed by American semiconductor company AMD. AMD EPYC is a high-performance server processor. Amd Epyc™ Embedded Processors are embedded processors. AMD EPYC Processors are a series of multi-core processors. Several AMD products have security vulnerabilities;...

AMD EPYC security vulnerabilities

The AMD EPYC is a high-performance server processor developed by American semiconductor company AMD. There are security vulnerabilities in the AMD EPYC™ 9005 Series Processors and the AMD EPYC™ Embedded 9005 Series Processors. These vulnerabilities stem from insufficient data removal, which may...

AMD EPYC Processor security vulnerabilities

The AMD EPYC Processor is a series of multi-core processors developed by American semiconductor company AMD. There is a security vulnerability in the AMD EPYC Processor, which stems from improper access control. This vulnerability may lead to a loss of integrity in SEV-SNP guest memory...