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| author | Eric Biggers <ebiggers@google.com> | 2017-06-08 14:49:34 +0100 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2017-06-09 13:29:49 +1000 |
| commit | bbe240454d86be95151e0ecfd6ac55fe5ef5a6f5 (patch) | |
| tree | 662839ffc98b691fe598cef81a1bab0c2b123ccd /Documentation/usb/linux.inf | |
| parent | 0620fddb56dfaf0e1034eeb69d79c73b361debbf (diff) | |
KEYS: DH: forbid using digest_null as the KDF hash
Requesting "digest_null" in the keyctl_kdf_params caused an infinite
loop in kdf_ctr() because the "null" hash has a digest size of 0. Fix
it by rejecting hash algorithms with a digest size of 0.
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: James Morris <james.l.morris@oracle.com>
Diffstat (limited to 'Documentation/usb/linux.inf')
0 files changed, 0 insertions, 0 deletions