Gnu

Grub2

53 Schwachstellen gefunden.

Hinweis: Diese Liste kann unvollständig sein. Daten werden ohne Gewähr im Ursprungsformat bereitgestellt.
  • EPSS 0.02%
  • Veröffentlicht 18.11.2025 18:30:10
  • Zuletzt bearbeitet 19.11.2025 19:14:59

A vulnerability has been identified in the GRUB2 bootloader's network module that poses an immediate Denial of Service (DoS) risk. This flaw is a Use-after-Free issue, caused because the net_set_vlan command is not properly unregistered when the netw...

  • EPSS 0.02%
  • Veröffentlicht 18.11.2025 18:20:55
  • Zuletzt bearbeitet 19.11.2025 19:14:59

A vulnerability in the GRUB2 bootloader has been identified in the normal module. This flaw, a memory Use After Free issue, occurs because the normal_exit command is not properly unregistered when its related module is unloaded. An attacker can explo...

  • EPSS 0.02%
  • Veröffentlicht 18.11.2025 18:20:52
  • Zuletzt bearbeitet 19.11.2025 19:14:59

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 ...

  • EPSS 0.02%
  • Veröffentlicht 18.11.2025 18:20:48
  • Zuletzt bearbeitet 21.01.2026 14:16:05

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 invok...

  • EPSS 0.02%
  • Veröffentlicht 18.11.2025 18:20:42
  • Zuletzt bearbeitet 19.11.2025 19:14:59

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...

  • EPSS 0.02%
  • Veröffentlicht 18.11.2025 18:20:40
  • Zuletzt bearbeitet 19.11.2025 19:14:59

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...

  • EPSS 0.03%
  • Veröffentlicht 03.03.2025 18:15:30
  • Zuletzt bearbeitet 28.07.2025 17:23:26

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 ...

  • EPSS 0.03%
  • Veröffentlicht 03.03.2025 18:15:30
  • Zuletzt bearbeitet 28.07.2025 17:23:03

A flaw was found in grub2. When reading data from a jfs filesystem, grub's jfs filesystem module uses user-controlled parameters from the filesystem geometry to determine the internal buffer size, however, it improperly checks for integer overflows. ...

  • EPSS 0.03%
  • Veröffentlicht 03.03.2025 18:15:30
  • Zuletzt bearbeitet 28.07.2025 17:22:10

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

  • EPSS 0.04%
  • Veröffentlicht 03.03.2025 17:15:14
  • Zuletzt bearbeitet 25.03.2025 05:15:40

A flaw was found in grub2. When reading data from a squash4 filesystem, grub's squash4 fs module uses user-controlled parameters from the filesystem geometry to determine the internal buffer size, however, it improperly checks for integer overflows. ...