tree af1b4ea39b5a4ff2c9e1403748697b6869296938
parent e11ffb67bab34f1faa439b13aeb2630d86714441
author Lorenz Brun <lorenz@monogon.tech> 1651678781 +0200
committer Lorenz Brun <lorenz@monogon.tech> 1651686594 +0000

m/p/tpm: fix panic when unsealing corrupted data

If the Protobuf payload for the unseal operation is parseable but does
not contain a sealed_key member, the code panics trying to access it.
This adds an explicit check and returns a descriptive error when that
happens.

Change-Id: I671958c69265a1e77207981a439a66dccda87064
Reviewed-on: https://review.monogon.dev/c/monogon/+/673
Reviewed-by: Leopold Schabel <leo@nexantic.com>