Re: [f2fs-dev] [PATCH] fsck: prevent buffer overrun in quota code

2020-06-18 Thread Chao Yu
On 2020/6/17 7:42, Jaegeuk Kim wrote: > From: Robin Hsu > > A maliciously corrupted file systems can trigger buffer overruns in > the quota code used by fsck. > > To fix it, quota file sizes are checked against real allocated > block index tables (inode, direct nodes, indirect nodes, double > in

[f2fs-dev] [PATCH] fsck: prevent buffer overrun in quota code

2020-06-16 Thread Jaegeuk Kim
From: Robin Hsu A maliciously corrupted file systems can trigger buffer overruns in the quota code used by fsck. To fix it, quota file sizes are checked against real allocated block index tables (inode, direct nodes, indirect nodes, double indirect nodes). If the size mismatches, the quota file