Re: [PATCH] reiserfs: add check for an invalid ih_entry_count

2020-11-26 Thread Jan Kara
On Sun 01-11-20 06:09:58, Rustam Kovhaev wrote: > when directory item has an invalid value set for ih_entry_count it might > trigger use-after-free or out-of-bounds read in bin_search_in_dir_item() > > ih_entry_count * IH_SIZE for directory item should not be larger than > ih_item_len > >

[PATCH] reiserfs: add check for an invalid ih_entry_count

2020-11-01 Thread Rustam Kovhaev
when directory item has an invalid value set for ih_entry_count it might trigger use-after-free or out-of-bounds read in bin_search_in_dir_item() ih_entry_count * IH_SIZE for directory item should not be larger than ih_item_len Reported-and-tested-by: