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| author | Theodore Ts'o <tytso@mit.edu> | 2018-10-12 09:28:09 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2018-10-12 09:28:09 -0400 |
| commit | 33458eaba4dfe778a426df6a19b7aad2ff9f7eec (patch) | |
| tree | f4732bd54c93bd877209855b3148db771da85b55 /fs/ext4/Makefile | |
| parent | 6fd941784b8ac3e74313f7112f0586076dc36544 (diff) | |
| download | linux-33458eaba4dfe778a426df6a19b7aad2ff9f7eec.tar.bz2 | |
ext4: fix use-after-free race in ext4_remount()'s error path
It's possible for ext4_show_quota_options() to try reading
s_qf_names[i] while it is being modified by ext4_remount() --- most
notably, in ext4_remount's error path when the original values of the
quota file name gets restored.
Reported-by: syzbot+a2872d6feea6918008a9@syzkaller.appspotmail.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@kernel.org # 3.2+
Diffstat (limited to 'fs/ext4/Makefile')
0 files changed, 0 insertions, 0 deletions