UBUNTU-CVE-2025-22047

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix applymicrocodeamd's return value When verifysha256digest fails, applymicrocodeamd should propagate the failure by returning false and not -1 which is promoted to true...

CVE-2025-22047 x86/microcode/AMD: Fix __apply_microcode_amd()'s return value

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix applymicrocodeamd's return value When verifysha256digest fails, applymicrocodeamd should propagate the failure by returning false and not -1 which is promoted to true...

CVE-2025-22047

Technical details for CVE-2025-22047 are not publicly provided in the supplied Connected documents. The materials reference the vulnerability fix in x86/ microcode AMD code but do not specify affected kernel versions, root cause analysis, exploit status, or remediation specifics. Monitor vendor a...

CVE-2025-22047 x86/microcode/AMD: Fix __apply_microcode_amd()'s return value

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix applymicrocodeamd's return value When verifysha256digest fails, applymicrocodeamd should propagate the failure by returning false and not -1 which is promoted to true...

CVE-2025-22047

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix applymicrocodeamd's return value When verifysha256digest fails, applymicrocodeamd should propagate the failure by returning false and not -1 which is promoted to true...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a applymicrocodeamd return value error, which could result in the propagation of an incorrect value in the...

The vulnerability of AMD64 Microcode in processor microcodes, related to incorrect code generation, allows attackers to gain access to confidential data, compromise its integrity, and cause service failures.

The vulnerability of AMD64 Microcode in processors relates to incorrect code generation management. Exploiting this vulnerability can allow attackers to access confidential data, compromise its integrity, and cause service failures...

The vulnerability of AMD64 Microcode in processor microcodes, related to insufficient validation of input data, allows attackers to compromise data integrity.

The vulnerability of AMD64 Microcode in processors relates to the improper handling of certain special address ranges with invalid device table entries. Exploiting this vulnerability can allow an attacker to compromise data integrity...

SUSE CVE-2025-21991

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes Currently, loadmicrocodeamd iterates over all NUMA nodes, retrieves their CPU masks and unconditionally accesses per-CPU data for the first CPU of each mask...

Mageia: Security Advisory (MGASA-2025-0124)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Updated microcode packages fix security vulnerability

Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU microcode resulting in loss of confidentiality and integrity of a confidential guest running under AMD SEV-SNP. CVE-2024-56161...

MGASA-2025-0124 Updated microcode packages fix security vulnerability

Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU microcode resulting in loss of confidentiality and integrity of a confidential guest running under AMD SEV-SNP. CVE-2024-56161...

AZL-59843 CVE-2025-21991 affecting package kernel for versions less than 6.6.85.1-2

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes Currently, loadmicrocodeamd iterates over all NUMA nodes, retrieves their CPU masks and unconditionally accesses per-CPU data for the first CPU of each mask...

AZL-59785 CVE-2025-21991 affecting package kernel for versions less than 5.15.180.1-1

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes Currently, loadmicrocodeamd iterates over all NUMA nodes, retrieves their CPU masks and unconditionally accesses per-CPU data for the first CPU of each mask...

CVE-2025-21991

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes Currently, loadmicrocodeamd iterates over all NUMA nodes, retrieves their CPU masks and unconditionally accesses per-CPU data for the first CPU of each mask...

DEBIAN-CVE-2025-21991

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes Currently, loadmicrocodeamd iterates over all NUMA nodes, retrieves their CPU masks and unconditionally accesses per-CPU data for the first CPU of each mask...

UBUNTU-CVE-2025-21991

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes Currently, loadmicrocodeamd iterates over all NUMA nodes, retrieves their CPU masks and unconditionally accesses per-CPU data for the first CPU of each mask...

CVE-2025-21991

The CVE-2025-21991 issue affects the Linux kernel’s AMD microcode loader for x86. It could trigger an out-of-bounds access when iterating NUMA nodes with empty or CPU-less nodes, potentially accessing cpu_data beyond its bounds during a microcode update. The root cause is that load_microcode_amd(...

CVE-2025-21991 x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes Currently, loadmicrocodeamd iterates over all NUMA nodes, retrieves their CPU masks and unconditionally accesses per-CPU data for the first CPU of each mask...

CVE-2025-21991

In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes Currently, loadmicrocodeamd iterates over all NUMA nodes, retrieves their CPU masks and unconditionally accesses per-CPU data for the first CPU of each mask...