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author | Josh Bleecher Snyder <josh@tailscale.com> | 2020-12-15 15:02:13 -0800 |
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committer | Josh Bleecher Snyder <josh@tailscale.com> | 2020-12-16 16:16:26 -0800 |
commit | 4bced36d327754ad9567eba450413c07ff80da72 (patch) | |
tree | c235b16ab7aae0907f4276feef66239eb820a29b /device/noise-protocol.go | |
parent | 7d88fbd2177caccef40ab60c927f9539e723903e (diff) | |
download | wireguard-go-4bced36d327754ad9567eba450413c07ff80da72.tar.gz wireguard-go-4bced36d327754ad9567eba450413c07ff80da72.zip |
device: fix races from changing private_key
Access keypair.sendNonce atomically.
Eliminate one unnecessary initialization to zero.
Mutate handshake.lastSentHandshake with the mutex held.
Co-authored-by: David Anderson <danderson@tailscale.com>
Signed-off-by: Josh Bleecher Snyder <josh@tailscale.com>
Diffstat (limited to 'device/noise-protocol.go')
-rw-r--r-- | device/noise-protocol.go | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/device/noise-protocol.go b/device/noise-protocol.go index 1dc854f..e34da83 100644 --- a/device/noise-protocol.go +++ b/device/noise-protocol.go @@ -566,7 +566,6 @@ func (peer *Peer) BeginSymmetricSession() error { setZero(recvKey[:]) keypair.created = time.Now() - keypair.sendNonce = 0 keypair.replayFilter.Reset() keypair.isInitiator = isInitiator keypair.localIndex = peer.handshake.localIndex |