OESA-2024-1118 shim security update

Initial UEFI bootloader that handles chaining to a trusted full \ bootloader under secure boot environments. Security Fixes: 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...

OESA-2024-1119 shim security update

Initial UEFI bootloader that handles chaining to a trusted full \ bootloader under secure boot environments. Security Fixes: 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...

OESA-2024-1115 shim security update

Initial UEFI bootloader that handles chaining to a trusted full \ bootloader under secure boot environments. Security Fixes: 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...

AZL-35273 CVE-2023-40549 affecting package shim-unsigned-x64 for versions less than 15.8-3

An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service...

AZL-35264 CVE-2023-40549 affecting package shim-unsigned-aarch64 for versions less than 15.8-3

An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service...

AZL-35256 CVE-2023-40549 affecting package shim for versions less than 15.8-3

An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service...

CVE-2023-40546

A flaw was found in Shim when an error happened while creating a new ESL variable. If Shim fails to create the new variable, it tries to print an error message to the user; however, the number of parameters used by the logging function doesn't match the format string used by it, leading to a cras...

AZL-35277 CVE-2023-40550 affecting package shim-unsigned-x64 for versions less than 15.8-3

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...

AZL-35258 CVE-2023-40551 affecting package shim for versions less than 15.8-3

A flaw was found in the MZ binary format in Shim. An out-of-bounds read may occur, leading to a crash or possible exposure of sensitive data during the system's boot phase...

AZL-34094 CVE-2023-40550 affecting package shim-unsigned-x64 for versions less than 15.8-1

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...

AZL-35257 CVE-2023-40550 affecting package shim for versions less than 15.8-3

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...

AZL-35261 CVE-2023-40546 affecting package shim-unsigned-aarch64 for versions less than 15.8-3

A flaw was found in Shim when an error happened while creating a new ESL variable. If Shim fails to create the new variable, it tries to print an error message to the user; however, the number of parameters used by the logging function doesn't match the format string used by it, leading to a cras...

CVE-2023-40550

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...

DEBIAN-CVE-2023-40549

An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service...

DEBIAN-CVE-2023-40551

A flaw was found in the MZ binary format in Shim. An out-of-bounds read may occur, leading to a crash or possible exposure of sensitive data during the system's boot phase...

AZL-35253 CVE-2023-40546 affecting package shim for versions less than 15.8-3

A flaw was found in Shim when an error happened while creating a new ESL variable. If Shim fails to create the new variable, it tries to print an error message to the user; however, the number of parameters used by the logging function doesn't match the format string used by it, leading to a cras...

AZL-34095 CVE-2023-40549 affecting package shim-unsigned-x64 for versions less than 15.8-1

An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service...

CVE-2023-40551

A flaw was found in the MZ binary format in Shim. An out-of-bounds read may occur, leading to a crash or possible exposure of sensitive data during the system's boot phase...

AZL-35271 CVE-2023-40546 affecting package shim-unsigned-x64 for versions less than 15.8-3

A flaw was found in Shim when an error happened while creating a new ESL variable. If Shim fails to create the new variable, it tries to print an error message to the user; however, the number of parameters used by the logging function doesn't match the format string used by it, leading to a cras...

AZL-34159 CVE-2023-40550 affecting package shim for versions less than 15.8-1

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...