CVE-2025-61664

A vulnerability in the GRUB2 bootloader has been identified in the normal module. This flaw, a memory Use After Free issue, occurs because the normalexit command is not properly unregistered when its related module is unloaded. An attacker can exploit this condition by invoking the command after...

CVE-2025-61664

CVE-2025-61664 (GRUB2) is a Use-After-Free in the normal module where the normal_exit command is not properly unregistered when a module is unloaded. An attacker could invoke the orphaned/normal_exit path after the module removal, causing the system to access a previously freed memory location an...

CVE-2025-61663 Grub2: missing unregister call for normal commands may lead to use-after-free

A vulnerability has been identified in the GRUB2 bootloader's normal command that poses an immediate Denial of Service DoS risk. This flaw is a Use-after-Free issue, caused because the normal command is not properly unregistered when the module is unloaded. An attacker who can execute this comman...

CVE-2025-61663 Grub2: missing unregister call for normal commands may lead to use-after-free

A vulnerability has been identified in the GRUB2 bootloader's normal command that poses an immediate Denial of Service DoS risk. This flaw is a Use-after-Free issue, caused because the normal command is not properly unregistered when the module is unloaded. An attacker who can execute this comman...

CVE-2025-61663

A vulnerability has been identified in the GRUB2 bootloader's normal command that poses an immediate Denial of Service DoS risk. This flaw is a Use-after-Free issue, caused because the normal command is not properly unregistered when the module is unloaded. An attacker who can execute this comman...

CVE-2025-61663 Grub2: missing unregister call for normal commands may lead to use-after-free

A vulnerability has been identified in the GRUB2 bootloader's normal command that poses an immediate Denial of Service DoS risk. This flaw is a Use-after-Free issue, caused because the normal command is not properly unregistered when the module is unloaded. An attacker who can execute this comman...

CVE-2025-61663

CVE-2025-61663 describes a Use-After-Free in GRUB2's normal command: when the module is unloaded, the normal command is not properly unregistered, allowing a attacker to invoke the command and trigger access to freed memory, causing system crash and Denial of Service with potential impact on inte...

CVE-2025-61664

A vulnerability in the GRUB2 bootloader has been identified in the normal module. This flaw, a memory Use After Free issue, occurs because the normalexit command is not properly unregistered when its related module is unloaded. An attacker can exploit this condition by invoking the command after...

CVE-2025-61662

A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext command remains registered in memory after its module is unloaded. An attacker can exploit this condition by invoking the orphaned command, causing the applicati...

CVE-2025-61662 Grub2: missing unregister call for gettext command may lead to use-after-free

A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext command remains registered in memory after its module is unloaded. An attacker can exploit this condition by invoking the orphaned command, causing the applicati...

CVE-2025-61662 Grub2: missing unregister call for gettext command may lead to use-after-free

A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext command remains registered in memory after its module is unloaded. An attacker can exploit this condition by invoking the orphaned command, causing the applicati...

CVE-2025-61662

A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext command remains registered in memory after its module is unloaded. An attacker can exploit this condition by invoking the orphaned command, causing the applicati...

CVE-2025-61662 Grub2: missing unregister call for gettext command may lead to use-after-free

A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext command remains registered in memory after its module is unloaded. An attacker can exploit this condition by invoking the orphaned command, causing the applicati...

CVE-2025-61662

CVE-2025-61662 involves a Use-After-Free in GRUB2’s gettext module where the gettext command remains registered after unloading, enabling an attacker to invoke an orphaned command and crash grub (DoS). The Initial Description notes potential data integrity/confidentiality risks but provides no pa...

CVE-2025-61661

CVE-2025-61661 affects the GRUB2 bootloader. The vulnerability stems from the USB string conversion handling, allowing a local attacker with a malicious USB device connected during boot to trigger inconsistent length values, potentially crashing GRUB (DoS) and possibly causing data corruption (im...

CVE-2025-61661

A vulnerability has been identified in the GRUB Grand Unified Bootloader component. This flaw occurs because the bootloader mishandles string conversion when reading information from a USB device, allowing an attacker to exploit inconsistent length values. A local attacker can connect a malicious...

CVE-2025-61662

A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext command remains registered in memory after its module is unloaded. An attacker can exploit this condition by invoking the orphaned command, causing the applicati...

CVE-2025-54771 Grub2: use-after-free in grub_file_close()

A use-after-free vulnerability has been identified in the GNU GRUB Grand Unified Bootloader. The flaw occurs because the file-closing process incorrectly retains a memory pointer, leaving an invalid reference to a file system structure. An attacker could exploit this vulnerability to cause grub t...

CVE-2025-54771 Grub2: use-after-free in grub_file_close()

A use-after-free vulnerability has been identified in the GNU GRUB Grand Unified Bootloader. The flaw occurs because the file-closing process incorrectly retains a memory pointer, leaving an invalid reference to a file system structure. An attacker could exploit this vulnerability to cause grub t...

CVE-2025-54771

Concrete details available: CVE-2025-54771 is a use-after-free in GRUB2's file-closing path. The flaw arises when grub_file_close() fails to drop the fs refcount, leaving a stale pointer to a filesystem structure. Exploitation could cause GRUB to crash, yielding Denial of Service; data integrity/...