USN-8098-1: Linux kernel vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

2025.3 IPU, UEFI Reference Firmware Advisory

Summary: Potential security vulnerabilities in UEFI for some Intel® reference platforms may allow escalation of privilege or information disclosure. Intel is releasing UEFI firmware updates to mitigate these potential vulnerabilities. Vulnerability Details: CVEID: CVE-2025-20105 Description:...

CVE-2025-20105

Improper input validation in some UEFI firmware SMM module for the IntelR reference platforms may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable local code execution. This result may potentially occur via local...

CVE-2025-20105

Improper input validation in some UEFI firmware SMM module for the IntelR reference platforms may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable local code execution. This result may potentially occur via local...

CVE-2025-20064

Improper input validation in the UEFI FlashUcAcmSmm module for some IntelR reference platforms may allow an escalation of privilege. System software adversary with a privileged user combined with a high complexity attack may enable local code execution. This result may potentially occur via local...

PT-2026-24496

Improper input validation in some UEFI firmware SMM module for the IntelR reference platforms may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable local code execution. This result may potentially occur via local...

Linux Distros Unpatched Vulnerability : CVE-2025-0012

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper handling of overlap between the segmented reverse map table RMP and system management mode SMM memory could allow a privileged attacker corrupt or...

Guest Initiated Machine Check Errors

Summary AMD received a report from the security team at Amazon Web Services AWS indicating that it may be possible for guest VMs to cause a crash of a host system. By flooding the host system with a large number of malformed System Management Interrupts SMIs, it may be possible for a guest VM to...

CVE-2026-2860

A security vulnerability has been detected in fenghaha/megagao ssm-erp and productionssm up to 4288d53bd35757b27f2d070057aefb2c07bdd097. Impacted is an unknown function of the file EmployeeController.java. The manipulation leads to improper authorization. It is possible to initiate the attack...

The vulnerability of SMM communication buffers in AMD’s microprogrammed graphics processors allows attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of SMM communication buffers in AMD graphics processor microprogramming systems is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow attackers to compromise the confidentiality, integrity, and accessibility of protected...

The vulnerability of AMD’s SMM microprogramming system for graphics processors allows attackers to execute arbitrary code.

The vulnerability of AMD’s SMM microprogramming graphics processor driver is related to writing beyond buffer boundaries. Exploiting this vulnerability can allow an attacker to execute arbitrary code...

The vulnerability of SMM buffer in AMD graphics processor microprogramming software allows a hacker to compromise the confidentiality and integrity of the protected information.

The vulnerability of the SMM buffer in AMD’s graphics processor microsoftware is related to the breach of the buffer’s initial boundary. Exploiting this vulnerability can allow attackers to compromise the confidentiality and integrity of the protected information...

MGASA-2026-0043 Updated microcode packages fix security vulnerabilities

The updated package updates AMD CPUs microcodes and fixes security vulnerabilities in Intel CPUs microcodes: Incorrect behavior order in transition between executive monitor and SMI transfer monitor STM in some IntelR Processor may allow a privileged user to potentially enable escalation of...

UBUNTU-CVE-2026-23213

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Disable MMIO access during SMU Mode 1 reset During Mode 1 reset, the ASIC undergoes a reset cycle and becomes temporarily inaccessible via PCIe. Any attempt to access MMIO registers during this window e.g., from...

CVE-2025-0012

Improper handling of overlap between the segmented reverse map table RMP and system management mode SMM memory could allow a privileged attacker corrupt or partially infer SMM memory resulting in loss of integrity or confidentiality...

CVE-2024-36310

Improper input validation in the SMM communications buffer could allow a privileged attacker to perform an out of bounds read or write to SMRAM potentially resulting in loss of confidentiality or integrity...

CVE-2024-36311

A Time-of-check time-of-use TOCTOU race condition in the SMM communications buffer could allow a privileged attacker to bypass input validation and perform an out of bounds read or write, potentially resulting in loss of confidentiality, integrity, or availability...

CVE-2023-31313

An unintended proxy or intermediary in the AMD power management firmware PMFW could allow a privileged attacker to send malformed messages to the system management unit SMU potentially resulting in arbitrary code execution...

CVE-2025-29950

Improper input validation in system management mode SMM could allow a privileged attacker to overwrite stack memory leading to arbitrary code execution...

CVE-2023-31313

An unintended proxy or intermediary in the AMD power management firmware PMFW could allow a privileged attacker to send malformed messages to the system management unit SMU potentially resulting in arbitrary code execution...