https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=258961
Bug ID: 258961
Summary: g_label_msdosfs_taste() can loop infinitely if FAT32
disk image is corrupt
Product: Base System
Version: CURRENT
Hardware: Any
OS: Any
Status: New
Severity: Affects Some People
Priority: ---
Component: kern
Assignee: b...@freebsd.org
Reporter: r...@lcs.mit.edu
The g_label_msdosfs_taste() FAT32 path reads fat_BytesPerSector from
the disk image and then executes
for (offset = fat_BytesPerSector * fat_FirstDataSector;;
offset += fat_BytesPerSector) {
If fat_BytesPerSector is zero, this never make progress, and
never finishes.
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