# Re: \[RESEND PATCH v18 0/4\] overlayfs override\_creds=off \& nested get xattr fix

- From: Mark Salyzyn \<hidden\>
- Date: 2020-10-22 13:18:10 
- List: linux-security-module
- Page: https://ratatoskr.run/linux-security-module/2020/10/191012
- Thread: https://ratatoskr.run/linux-doc/2020/10/190959/t.md

```text
On 10/21/20 10:19 PM, Eric Biggers wrote:
> On Wed, Oct 21, 2020 at 08:18:59AM -0700, Mark Salyzyn wrote:
>> Mark Salyzyn (3):
>>    Add flags option to get xattr method paired to __vfs_getxattr
>>    overlayfs: handle XATTR_NOSECURITY flag for get xattr method
>>    overlayfs: override_creds=off option bypass creator_cred
>>
>> Mark Salyzyn + John Stultz (1):
>>    overlayfs: inode_owner_or_capable called during execv
>>
>> The first three patches address fundamental security issues that should
>> be solved regardless of the override_creds=off feature.
>>
>> The fourth adds the feature depends on these other fixes.
> FYI, I didn't receive patch 4, and neither https://lkml.kernel.org/linux-fsdevel
> nor https://lkml.kernel.org/linux-unionfs have it either.
>
> - Eric

Resent again, thanks.

```