| Package | Affected versions | Patched versions |
|---|---|---|
| grub2 | < 2.06 | 2.06 |
There's an issue with grub2 in all versions before 2.06 when handling squashfs filesystems containing a symbolic link with name length of UINT32 bytes in size. The name size leads to an arithmetic overflow leading to a zero-size allocation further causing a heap-based buffer overflow with attacker controlled data.
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