Re: [PATCH -next v2] ext4: fix use-after-free in ext4_search_dir

[Theodore Ts'o]

On Thu, 24 Mar 2022 14:48:16 +0800, Ye Bin wrote:
> We got issue as follows:
> EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue
> ==================================================================
> BUG: KASAN: use-after-free in ext4_search_dir fs/ext4/namei.c:1394 [inline]
> BUG: KASAN: use-after-free in search_dirblock fs/ext4/namei.c:1199 [inline]
> BUG: KASAN: use-after-free in __ext4_find_entry+0xdca/0x1210 fs/ext4/namei.c:1553
> Read of size 1 at addr ffff8881317c3005 by task syz-executor117/2331
> 
> [...]

Applied, thanks!

[1/1] ext4: fix use-after-free in ext4_search_dir
      commit: 44c0286d878598b59225b95596e8a19b3516fafc

Best regards,
-- 
Theodore Ts'o <tytso@xxxxxxx>