shim: RCE in http boot support may lead to Secure Boot bypass

A remote code execution vulnerability was found in Shim. The Shim boot support trusts attacker-controlled values when parsing an HTTP response. This flaw allows an attacker to craft a specific malicious HTTP request, leading to a completely controlled out-of-bounds write primitive and complete...

shim: RCE in http boot support may lead to Secure Boot bypass

A remote code execution vulnerability was found in Shim. The Shim boot support trusts attacker-controlled values when parsing an HTTP response. This flaw allows an attacker to craft a specific malicious HTTP request, leading to a completely controlled out-of-bounds write primitive and complete...

Important: Red Hat Security Advisory: shim security update

An update for shim is now available for Red Hat Enterprise Linux 8.8 Extended Update Support. 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 ea...

shim: RCE in http boot support may lead to Secure Boot bypass

A remote code execution vulnerability was found in Shim. The Shim boot support trusts attacker-controlled values when parsing an HTTP response. This flaw allows an attacker to craft a specific malicious HTTP request, leading to a completely controlled out-of-bounds write primitive and complete...

shim: Out-of-bound read in verify_buffer_sbat()

An out-of-bounds read flaw was found in Shim when it tried to validate the SBAT information. This issue may expose sensitive data during the system's boot phase...

Important: Red Hat Security Advisory: shim bug fix update

An update for shim is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. 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 ea...

shim: RCE in http boot support may lead to Secure Boot bypass

A remote code execution vulnerability was found in Shim. The Shim boot support trusts attacker-controlled values when parsing an HTTP response. This flaw allows an attacker to craft a specific malicious HTTP request, leading to a completely controlled out-of-bounds write primitive and complete...

Important: Red Hat Security Advisory: shim security update

An update for shim is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, E4S Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.4 Telecommunications Update Service. Red Hat Product Security has rated this update as...

ALSA-2024:1902 Important: shim security update

The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments. Security Fixes: shim: RCE in http boot support may lead to Secure Boot bypass CVE-2023-40547 shim: Interger overflow leads to heap buffer overflow in...

Important: shim security update

The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments. Security Fixes: shim: RCE in http boot support may lead to Secure Boot bypass CVE-2023-40547 shim: Interger overflow leads to heap buffer overflow in...

Important: shim bug fix update

The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments. Security Fixes: shim: RCE in http boot support may lead to Secure Boot bypass CVE-2023-40547 shim: Interger overflow leads to heap buffer overflow in...

ALSA-2024:1903 Important: shim bug fix update

The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments. Security Fixes: shim: RCE in http boot support may lead to Secure Boot bypass CVE-2023-40547 shim: Interger overflow leads to heap buffer overflow in...

RHEL 8 : shim (RHSA-2024:1873)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:1873 advisory. The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments...

The vulnerability in the implementation of the Secure Boot protocol for operating systems with security features allows a perpetrator to circumvent security restrictions.

The vulnerability of the Secure Boot security loading protocol for Windows operating systems is related to a numerical overflow condition. Exploiting this vulnerability could allow an attacker to circumvent security restrictions...

The vulnerability in the implementation of the Secure Boot protocol for operating systems with security features allows a perpetrator to circumvent security restrictions.

The vulnerability of the Secure Boot protocol for operating systems running Windows is related to a breach in the data protection mechanism. Exploiting this vulnerability could allow an attacker to circumvent security restrictions...

The vulnerability in the implementation of the Secure Boot protocol for operating systems with security features allows a perpetrator to circumvent security restrictions.

The vulnerability of the Secure Boot protocol for loading operating systems on Windows is related to the execution of operations beyond the buffer in memory. Exploiting this vulnerability could allow an attacker to circumvent security restrictions...

The vulnerability in the implementation of the Secure Boot protocol for operating systems with security features allows a perpetrator to circumvent security restrictions.

The vulnerability of the Secure Boot protocol for Windows operating systems lies in the fact that operations are performed outside of the buffer in memory. Exploiting this vulnerability could allow a malicious actor to circumvent security restrictions remotely...

RHEL 9 : shim update (Important) (RHSA-2024:1876)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:1876 advisory. The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments...

RHEL 8 : shim (RHSA-2024:1883)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:1883 advisory. The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments...

SUSE CVE-2024-2312

GRUB2 does not call the module fini functions on exit, leading to Debian/Ubuntu's peimage GRUB2 module leaving UEFI system table hooks after exit. This lead to a use-after-free condition, and could possibly lead to secure boot bypass...