Vulnerabilities > GNU > Grub2 > High

DATE CVE VULNERABILITY TITLE RISK
2025-03-03 CVE-2024-45782 Classic Buffer Overflow vulnerability in multiple products
A flaw was found in the HFS filesystem.
local
low complexity
gnu redhat CWE-120
7.8
2025-03-03 CVE-2025-0678 Out-of-bounds Write vulnerability in multiple products
A flaw was found in grub2.
local
low complexity
gnu redhat CWE-787
7.8
2023-10-25 CVE-2023-4692 Out-of-bounds Write vulnerability in multiple products
An out-of-bounds write flaw was found in grub2's NTFS filesystem driver.
local
low complexity
gnu redhat CWE-787
7.8
2023-07-20 CVE-2022-28733 Integer Underflow (Wrap or Wraparound) vulnerability in GNU Grub2
Integer underflow in grub_net_recv_ip4_packets; A malicious crafted IP packet can lead to an integer underflow in grub_net_recv_ip4_packets() function on rsm->total_len value.
network
high complexity
gnu CWE-191
8.1
2023-07-20 CVE-2022-28734 Out-of-bounds Write vulnerability in multiple products
Out-of-bounds write when handling split HTTP headers; When handling split HTTP headers, GRUB2 HTTP code accidentally moves its internal data buffer point by one position.
network
high complexity
gnu netapp CWE-787
7.0
2023-07-20 CVE-2022-28735 Unspecified vulnerability in GNU Grub2
The GRUB2's shim_lock verifier allows non-kernel files to be loaded on shim-powered secure boot systems.
local
low complexity
gnu
7.8
2023-07-20 CVE-2022-28736 Use After Free vulnerability in GNU Grub2
There's a use-after-free vulnerability in grub_cmd_chainloader() function; The chainloader command is used to boot up operating systems that doesn't support multiboot and do not have direct support from GRUB2.
local
low complexity
gnu CWE-416
7.8
2022-12-19 CVE-2022-3775 When rendering certain unicode sequences, grub2's font code doesn't proper validate if the informed glyph's width and height is constrained within bitmap size.
local
low complexity
gnu redhat
7.1
2022-12-14 CVE-2022-2601 A buffer overflow was found in grub_font_construct_glyph().
local
low complexity
gnu redhat fedoraproject
8.6
2022-07-06 CVE-2021-3697 Out-of-bounds Write vulnerability in multiple products
A crafted JPEG image may lead the JPEG reader to underflow its data pointer, allowing user-controlled data to be written in heap.
local
high complexity
gnu redhat CWE-787
7.0