Re: [PATCH v10 3/5] overlayfs: add __get xattr method

2019-07-30 Thread Mark Salyzyn
On 7/30/19 8:55 AM, Stephen Smalley wrote: On 7/26/19 2:30 PM, Mark Salyzyn wrote: On 7/25/19 10:04 PM, Amir Goldstein wrote: On Thu, Jul 25, 2019 at 7:22 PM Mark Salyzyn wrote: On 7/25/19 8:43 AM, Amir Goldstein wrote: On Thu, Jul 25, 2019 at 6:03 PM Mark Salyzyn wrote: On 7/24/19 10:48 P

Re: [PATCH v10 3/5] overlayfs: add __get xattr method

2019-07-30 Thread Stephen Smalley
On 7/26/19 2:30 PM, Mark Salyzyn wrote: On 7/25/19 10:04 PM, Amir Goldstein wrote: On Thu, Jul 25, 2019 at 7:22 PM Mark Salyzyn wrote: On 7/25/19 8:43 AM, Amir Goldstein wrote: On Thu, Jul 25, 2019 at 6:03 PM Mark Salyzyn wrote: On 7/24/19 10:48 PM, Amir Goldstein wrote: On Wed, Jul 24, 201

Re: [PATCH v10 3/5] overlayfs: add __get xattr method

2019-07-26 Thread Mark Salyzyn
On 7/25/19 10:04 PM, Amir Goldstein wrote: On Thu, Jul 25, 2019 at 7:22 PM Mark Salyzyn wrote: On 7/25/19 8:43 AM, Amir Goldstein wrote: On Thu, Jul 25, 2019 at 6:03 PM Mark Salyzyn wrote: On 7/24/19 10:48 PM, Amir Goldstein wrote: On Wed, Jul 24, 2019 at 10:57 PM Mark Salyzyn wrote: Beca

Re: [PATCH v10 3/5] overlayfs: add __get xattr method

2019-07-25 Thread Amir Goldstein
On Thu, Jul 25, 2019 at 7:22 PM Mark Salyzyn wrote: > > On 7/25/19 8:43 AM, Amir Goldstein wrote: > > On Thu, Jul 25, 2019 at 6:03 PM Mark Salyzyn wrote: > >> On 7/24/19 10:48 PM, Amir Goldstein wrote: > >>> On Wed, Jul 24, 2019 at 10:57 PM Mark Salyzyn wrote: > Because of the overlayfs get

Re: [PATCH v10 3/5] overlayfs: add __get xattr method

2019-07-25 Thread Mark Salyzyn
On 7/25/19 8:43 AM, Amir Goldstein wrote: On Thu, Jul 25, 2019 at 6:03 PM Mark Salyzyn wrote: On 7/24/19 10:48 PM, Amir Goldstein wrote: On Wed, Jul 24, 2019 at 10:57 PM Mark Salyzyn wrote: Because of the overlayfs getxattr recursion, the incoming inode fails to update the selinux sid result

Re: [PATCH v10 3/5] overlayfs: add __get xattr method

2019-07-25 Thread Amir Goldstein
On Thu, Jul 25, 2019 at 6:03 PM Mark Salyzyn wrote: > > On 7/24/19 10:48 PM, Amir Goldstein wrote: > > On Wed, Jul 24, 2019 at 10:57 PM Mark Salyzyn wrote: > >> Because of the overlayfs getxattr recursion, the incoming inode fails > >> to update the selinux sid resulting in avc denials being repo

Re: [PATCH v10 3/5] overlayfs: add __get xattr method

2019-07-25 Thread Mark Salyzyn
On 7/24/19 10:48 PM, Amir Goldstein wrote: On Wed, Jul 24, 2019 at 10:57 PM Mark Salyzyn wrote: Because of the overlayfs getxattr recursion, the incoming inode fails to update the selinux sid resulting in avc denials being reported against a target context of u:object_r:unlabeled:s0. This desc

Re: [PATCH v10 3/5] overlayfs: add __get xattr method

2019-07-24 Thread Amir Goldstein
On Wed, Jul 24, 2019 at 10:57 PM Mark Salyzyn wrote: > > Because of the overlayfs getxattr recursion, the incoming inode fails > to update the selinux sid resulting in avc denials being reported > against a target context of u:object_r:unlabeled:s0. This description is too brief for me to underst

[PATCH v10 3/5] overlayfs: add __get xattr method

2019-07-24 Thread Mark Salyzyn
Because of the overlayfs getxattr recursion, the incoming inode fails to update the selinux sid resulting in avc denials being reported against a target context of u:object_r:unlabeled:s0. Solution is to add a _get xattr method that calls the __vfs_getxattr handler so that the context can be read