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| author | Jeffrey Mitchell <jeffrey.mitchell@starlab.io> | 2020-08-05 12:23:19 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-08-12 09:46:22 -0400 |
| commit | b4487b93545214a9db8cbf32e86411677b0cca21 (patch) | |
| tree | e19a8f9cbb3f0a7540eb9106fe85b6982d07f439 /fs/nfs/blocklayout | |
| parent | d474f96104bd4377573526ebae2ee212205a6839 (diff) | |
| download | linux-b4487b93545214a9db8cbf32e86411677b0cca21.tar.bz2 | |
nfs: Fix getxattr kernel panic and memory overflow
Move the buffer size check to decode_attr_security_label() before memcpy()
Only call memcpy() if the buffer is large enough
Fixes: aa9c2669626c ("NFS: Client implementation of Labeled-NFS")
Signed-off-by: Jeffrey Mitchell <jeffrey.mitchell@starlab.io>
[Trond: clean up duplicate test of label->len != 0]
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs/blocklayout')
0 files changed, 0 insertions, 0 deletions