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Description: ext4 DoS
Notes:
http://www.spinics.net/lists/linux-ext4/msg47193.html
bwh> Apparently introduced in 3.15 by commit b8a8684502a0
bwh> ("ext4: Introduce FALLOC_FL_ZERO_RANGE flag for fallocate")
Bugs:
upstream: released (4.1-rc1) [0f2af21aae11972fa924374ddcf52e88347cf5a8]
2.6.32-upstream-stable: N/A "vulnerable code not present"
sid: released (3.16.7-ckt9-1) [bugfix/all/ext4-allocate-entire-range-in-zero-range.patch, bugfix/all/ext4-fix-accidental-flag-aliasing-in-ext4_map_blocks.patch, bugfix/all/ext4-fix-zero_range-bug-hidden-by-flag-aliasing.patch]
3.16-jessie-security: N/A "Fixed before initial release"
3.2-wheezy-security: N/A "vulnerable code not present"
2.6.32-squeeze-security: N/A "vulnerable code not present"
3.16-upstream-stable: released (3.16.7-ckt11)
3.2-upstream-stable: N/A "vulnerable code not present"
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