CVE-2025-1118

A flaw was found in grub2. Grub's dump command is not blocked when grub is in lockdown mode, which allows the user to read any memory information, and an attacker may leverage this in order to extract signatures, salts, and other sensitive information from the memory...

CVE-2025-0686

A flaw was found in grub2. When performing a symlink lookup from a romfs filesystem, grub's romfs filesystem module uses user-controlled parameters from the filesystem geometry to determine the internal buffer size, however, it improperly checks for integer overflows. A maliciously crafted...

CVE-2025-1125

When reading data from a hfs filesystem, grub's hfs filesystem module uses user-controlled parameters from the filesystem metadata to calculate the internal buffers size, however it misses to properly check for integer overflows. A maliciouly crafted filesystem may lead some of those buffer size...

GNU GRUB 缓冲区错误漏洞

GNU GRUB is a Linux system boot program from the GNU community. GNU GRUB suffers from a buffer overflow vulnerability, which stems from an integer overflow problem contained in the read module, that can be exploited by an attacker to overwrite sensitive information, thereby bypassing secure boot...

GRUB 缓冲区错误漏洞

GNU GRUB is a Linux system boot program from the GNU community. GRUB suffers from a buffer error vulnerability that stems from an integer overflow not checked when reading .mo files, which can lead to out-of-bounds reads and writes and bypass secure boot...

PT-2025-6796

Name of the Vulnerable Software and Affected Versions Grub2 affected versions not specified Description A flaw was found in command/gpg, where hooks created by loaded modules are not removed when the related module is unloaded. This allows an attacker to force Grub2 to call the hooks once the...

PT-2025-7467

Name of the Vulnerable Software and Affected Versions No specific software or versions mentioned. Description Integer overflow may lead to out-of-bounds write. Recommendations At the moment, there is no information about a newer version that contains a fix for this issue...

PT-2025-7459

Name of the Vulnerable Software and Affected Versions grub2 affected versions not specified Description A flaw was found in grub2 during the network boot process. When trying to search for the configuration file, grub copies data from a user-controlled environment variable into an internal buffer...

PT-2025-6689

Name of the Vulnerable Software and Affected Versions GRUB2 affected versions not specified Description The issue arises when reading the language .mo file in grub mofile open, where GRUB2 fails to verify an integer overflow when allocating its internal buffer. A crafted .mo file may lead the...

PT-2025-7419

Name of the Vulnerable Software and Affected Versions grub2 affected versions not specified Description A flaw was found in grub2. The calculation of the translation buffer when reading a language .mo file in grub gettext getstr from position may overflow, leading to an out-of-bound write. This...

GNU GRUB 安全漏洞

GNU GRUB is a Linux system boot program from the GNU community. A security vulnerability exists in GNU GRUB, which stems from the dump command not being in a locked state when secure boot is enabled in the commands/dump module...

PT-2025-7461

Name of the Vulnerable Software and Affected Versions grub2 affected versions not specified Description A flaw was found in grub2. When performing a symlink lookup, the grub's UFS module checks the inode's data size to allocate the internal buffer to read the file content, however, it fails to...

PT-2025-6873

Name of the Vulnerable Software and Affected Versions Fedora Linux kernel versions 6.12 through 6.12.13 Description A critical flaw in the Fedora Linux kernel disables Lockdown Mode by default, potentially allowing attackers to bypass Secure Boot protections. This issue affects systems starting a...

PT-2025-6687

Name of the Vulnerable Software and Affected Versions grub2 affected versions not specified Description A flaw in the JPEG parser allows a specially crafted JPEG file to cause incorrect bounds checking of internal buffers, leading to an out-of-bounds write. This condition could potentially allow ...

PT-2025-6690

Name of the Vulnerable Software and Affected Versions grub2 affected versions not specified Description A defect was found in grub2. When reading a symbolic link's name from a UFS filesystem, grub2 fails to validate the string length taken as an input. This lack of validation may lead to a heap...

Azure Linux 3.0 Security Update: grub2 (CVE-2022-2601)

The version of grub2 installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2022-2601 advisory. - A buffer overflow was found in grubfontconstructglyph. A malicious crafted pf2 font can lead to an overflow wh...

CVE-2022-2483

The bootloader in the Nokia ASIK AirScale system module versions 474021A.101 and 474021A.102 loads public keys for firmware verification signature. If an attacker modifies the flash contents to corrupt the keys, secure boot could be permanently disabled on a given device...

CVE-2022-4020

Vulnerability in the HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable...

CVE-2020-11284

Locked memory can be unlocked and modified by non secure boot loader through improper system call sequence making the memory region untrusted source of input for secure boot loader in Snapdragon Auto, Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructur...

CVE-2024-6287

Incorrect Calculation vulnerability in Renesas arm-trusted-firmware allows Local Execution of Code. When checking whether a new image invades/overlaps with a previously loaded image the code neglects to consider a few cases. that could An attacker to bypass memory range restriction and overwrite ...