Improve error handling on rand.Read, eraseMsg in filestore
#5248
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Failed reads here might result in duplicate nonces. Signed-off-by: Neil Twigg <[email protected]>
Otherwise we might not overwrite the message with random bytes properly. Signed-off-by: Neil Twigg <[email protected]>
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This eliminates the potential for a short or failed
rand.Readto result in duplicate nonces used. Also fixes one or two ignored error cases.Reported-by: Trail of Bits https://www.trailofbits.com
Signed-off-by: Neil Twigg [email protected]