EUVD-2026-56824

Incomplete cleanup in some UEFI firmware for some IntelR reference platforms within UEFI may allow an information disclosure. System software adversary with a privileged user combined with a low complexity attack may enable data exposure. This result may potentially occur via local access when...

CVE-2026-20712

CVE-2026-20712 affects some Intel UEFI firmware on Intel reference platforms. The root cause is incomplete cleanup in UEFI, enabling information disclosure under local access by a privileged system software adversary with low attack complexity and no user interaction. The vulnerability’s impact i...

CVE-2026-28729

Integer overflow in the UEFI firmware for the IntelR Slim Bootloader may allow an information disclosure. System software adversary with an authenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via local access when attack...

CVE-2026-28729

The CVE-2026-28729 entry describes an integer overflow vulnerability in the UEFI firmware of Intel Slim Bootloader. The affected component is the UEFI firmware within Intel Slim Bootloader, with a local attack vector and low attack complexity, requiring user interaction and authenticated access (...

CVE-2026-28729

Integer overflow in the UEFI firmware for the IntelR Slim Bootloader may allow an information disclosure. System software adversary with an authenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via local access when attack...

EUVD-2026-56525

Integer overflow in the UEFI firmware for the IntelR Slim Bootloader may allow an information disclosure. System software adversary with an authenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via local access when attack...

CVE-2026-28729

Integer overflow in the UEFI firmware for the IntelR Slim Bootloader may allow an information disclosure. System software adversary with an authenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via local access when attack...

RLSA-2026:39297 Moderate: edk2 security, bug fix, and enhancement update

EDK Embedded Development Kit is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. Security Fixes: openssl: openssl: Information Disclosure from Uninitialized Memory via Invalid RSA Public Key CVE-2026-31790 openssl: OpenSS...

PYSEC-2026-3393 UEFI Firmware Parser has a stack out-of-bounds write in tiano decompressor MakeTable

uefi-firmware contains a stack out-of-bounds write vulnerability in the native tiano/EFI decompressor. in uefifirmware/compression/Tiano/Decompress.c, MakeTable does not validate that bit-length values read from the compressed bitstream are within the expected range 0..16. a crafted firmware blob...

PYSEC-2026-3394 UEFI Firmware Parser has a heap out-of-bounds write in tiano decompressor ReadCLen

uefi-firmware contains a heap out-of-bounds write vulnerability in the native tiano/EFI decompressor. in uefifirmware/compression/Tiano/Decompress.c, ReadCLen reads Number = GetBitsSd, CBIT with CBIT = 9, so Number can be as large as 511, while the destination array Sd-mCLen has NC = 510 elements...

edk2 security, bug fix, and enhancement update

An update is available for edk2. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list EDK Embedded Development Kit is a project to enable UEFI support for Virtual...

ALPINE-CVE-2026-48111

7-Zip is a file archiver with a high compression ratio. Versions 9.21 through 26.00 contain an off-by-one out-of-bounds read vulnerability in the ParseDepedencyExpression function of the UEFI firmware image parserCPP/7zip/Archive/UefiHandler.cpp. The function validates an attacker-controlled opco...

RLSA-2026:18465 Important: edk2 security update

EDK Embedded Development Kit is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. Security Fixes: edk2: EDK2: Improper Input Validation allows arbitrary command execution CVE-2025-2296 For more details about the security...

Your Windows PC has a security deadline in June 2026

A Secure Boot certificate refresh is rolling out across supported Windows devices through Windows Update. In June 2026, the Secure Boot certificates that have shipped inside Windows since 2011 begin to expire, and Microsoft is replacing them with new 2023-dated certificates. The good news: If you...

Important: Red Hat Security Advisory: edk2 security update

An update for edk2 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

Moderate: Red Hat Security Advisory: edk2 security update

An update for edk2 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

RHEL 10 : edk2 (RHSA-2026:18320)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:18320 advisory. EDK Embedded Development Kit is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU...

CVE-2026-20753

Integer overflow in the UEFI firmware for the Slim Bootloader 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 access when attack requirements a...

[SECURITY] Fedora 43 Update: edk2-20260213-4.fc43

EDK II is a modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications. This package contains sample 64-bit UEFI firmware builds for QEMU and KVM...

GHSA-HM2W-VR2P-HQ7W UEFI Firmware Parser has a heap out-of-bounds write in tiano decompressor ReadCLen

uefi-firmware contains a heap out-of-bounds write vulnerability in the native tiano/EFI decompressor. in uefifirmware/compression/Tiano/Decompress.c, ReadCLen reads Number = GetBitsSd, CBIT with CBIT = 9, so Number can be as large as 511, while the destination array Sd-mCLen has NC = 510 elements...