Multiple off-by-one errors in the ext4 subsystem in the Linux kernel
before 3.0-rc5 allow local users to cause a denial of service (BUG_ON
and system crash) by accessing a sparse file in extent format with a
write operation involving a block number corresponding to the largest
possible 32-bit unsigned integer.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MLIST:[linux-ext4] 20110603 [PATCH 1/2] ext4: Fix max file size and logical block counting of extent format file
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