767 matches found
SmmExploit
SmmExploit This is a report and an exploit of CVE-2021-26943, the kernel-to-SMM local privilege escalation vulnerability in ASUS UX360CA BIOS version 303. The issue was fixed in the version 304. Issue Description Summary UX360CA BIOS version 303 has 3 vulnerable modules that allow an attacker wit...
SmmBackdoor
SMM backdoor for UEFI based platforms !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! This is legacy abandoned project, for current version of the backdoor check SMM Backdoor Next Gen project page and its documentation: https://github.com/Cr4sh/SmmBackdoorNg...
CVE-2026-18448
EDK2 contains a vulnerability in BIOS where a privileged attacker may cause “Exposure of Sensitive Information during Transient Execution” by local access. Successful exploitation of this vulnerability may result in disclosure of SMRAM contents. It could also impact Confidentiality...
CVE-2026-18448
EDK2 contains a vulnerability in BIOS where a privileged attacker may cause “Exposure of Sensitive Information during Transient Execution” by local access. Successful exploitation of this vulnerability may result in disclosure of SMRAM contents. It could also impact Confidentiality...
CVE-2026-18448
The EDK2 firmware contains a vulnerability involving insufficient Transient Scheduler Attack (TSA) mitigations . A privileged ring-0 attacker can use local access to infer residual microarchitectural state left by SMM execution . This flaw may lead to the disclosure of SMRAM contents and impact s...
EDK II Mitigations for Transient Scheduler Attacks (TSA)
CVE Details Refer to Glossary for explanation of terms CVE| CVE Description| CVSS Base Score ---|---|--- CVE-2026-18448 non-AMD| Insufficient Transient Scheduler Attack TSA mitigations in EDK II could allow a ring-0 attacker to infer residual microarchitectural state left by SMM execution,...
SUSE CVE-2026-81627
A flaw was found in QEMU. The VAPIC setup hypercall in hw/i386/vapic.c does not validate that the writable RAM alias remains within the option ROM window. A privileged guest user on a Q35/KVM machine can position this alias over locked SMRAM, bypassing chipset DLCK protection and injecting code...
DEBIAN-CVE-2026-81627
A flaw was found in QEMU. The VAPIC setup hypercall in hw/i386/vapic.c does not validate that the writable RAM alias remains within the option ROM window. A privileged guest user on a Q35/KVM machine can position this alias over locked SMRAM, bypassing chipset DLCK protection and injecting code...
CVE-2026-81627
A flaw was found in QEMU. The VAPIC setup hypercall in hw/i386/vapic.c does not validate that the writable RAM alias remains within the option ROM window. A privileged guest user on a Q35/KVM machine can position this alias over locked SMRAM, bypassing chipset DLCK protection and injecting code...
UBUNTU-CVE-2026-81627
A flaw was found in QEMU. The VAPIC setup hypercall in hw/i386/vapic.c does not validate that the writable RAM alias remains within the option ROM window. A privileged guest user on a Q35/KVM machine can position this alias over locked SMRAM, bypassing chipset DLCK protection and injecting code...
CVE-2026-81627
A flaw was found in QEMU. The VAPIC setup hypercall in hw/i386/vapic.c does not validate that the writable RAM alias remains within the option ROM window. A privileged guest user on a Q35/KVM machine can position this alias over locked SMRAM, bypassing chipset DLCK protection and injecting code...
EUVD-2026-82872
A flaw was found in QEMU. The VAPIC setup hypercall in hw/i386/vapic.c does not validate that the writable RAM alias remains within the option ROM window. A privileged guest user on a Q35/KVM machine can position this alias over locked SMRAM, bypassing chipset DLCK protection and injecting code...
CVE-2026-81627
A flaw in QEMU 's VAPIC setup hypercall (hw/i386/vapic.c) fails to validate that the writable RAM alias stays within the option ROM window. A privileged guest on a Q35/KVM machine can position this alias over locked SMRAM , bypassing chipset D_LCK protection and injecting code into System Managem...
Linux Distros Unpatched Vulnerability : CVE-2026-81627
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in QEMU. The VAPIC setup hypercall in hw/i386/vapic.c does not validate that the writable RAM alias remains within the option ROM window. A...
PT-2026-105041
A flaw was found in QEMU. The VAPIC setup hypercall in hw/i386/vapic.c does not validate that the writable RAM alias remains within the option ROM window. A privileged guest user on a Q35/KVM machine can position this alias over locked SMRAM, bypassing chipset D LCK protection and injecting code...
CVE-2024-36355
Improper input validation in the SMM handler could allow an attacker with Ring0 access to write to SMRAM and modify execution flow for S3 sleep wake up, potentially resulting in arbitrary code execution...
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-2024-36355
CVE-2024-36355 is an AMD SMM-related vulnerability: improper input validation in the System Management Mode (SMM) handler can enable a Ring0 attacker to write to SMRAM and alter execution flow during S3 wake, potentially allowing arbitrary code execution. Affected context appears in AMD EPYC/embe...
CVE-2024-36355
Improper input validation in the SMM handler could allow an attacker with Ring0 access to write to SMRAM and modify execution flow for S3 sleep wake up, potentially resulting in arbitrary code execution...
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...