The vulnerability of Grub2 operating system loaders, related to the pointer aging mechanism, allows attackers to trigger a service failure and gain unauthorized access to the system.

The vulnerability of Grub2 operating system loaders is related to the pointer being set to an expired value. Exploiting this vulnerability can allow attackers to cause service failures and gain unauthorized access to the system...

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...

Grub2: grub-core/gettext: integer overflow leads to heap oob write.

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UBUNTU-CVE-2020-25632

A flaw was found in grub2 in versions prior to 2.06. The rmmod implementation allows the unloading of a module used as a dependency without checking if any other dependent module is still loaded leading to a use-after-free scenario. This could allow arbitrary code to be executed or a bypass of...