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(parent: 93d3902) | patch
fuse: listxattr: verify xattr list
authorMiklos Szeredi <mszeredi@redhat.com>
Sat, 1 Oct 2016 05:32:32 +0000 (07:32 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Thu, 23 Feb 2017 03:50:52 +0000 (03:50 +0000)
commitb60c85b47c061f6423cab77faf87402be5f6465a
tree62ab94758019e8f4d1ad7251e8a04a4ac112f1d8tree | snapshot
parent93d390202a5fd61e4677dd7b42b44c3b290d88c3commit | diff
fuse: listxattr: verify xattr list

commit cb3ae6d25a5471be62bfe6ac1fccc0e91edeaba0 upstream.

Make sure userspace filesystem is returning a well formed list of xattr
names (zero or more nonzero length, null terminated strings).

[Michael Theall: only verify in the nonzero size case]

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
[bwh: Backported to 3.2: adjust context, indentation]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
fs/fuse/dir.c diff | blob | history
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