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base: detect truncated session args

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This patch reflects the truncation of session arguments (e.g., by very
long session labels) by denying the session request.

Fixes #4037
This commit is contained in:
Norman Feske 2021-03-03 17:35:57 +01:00
parent 6712eac7e6
commit 9de61e7014
1 changed files with 5 additions and 0 deletions
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repos/base/src/lib/base/component.cc
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@ -121,6 +121,11 @@ namespace {
Parent::Session_args const &args, Parent::Session_args const &args,
Affinity const &affinity) override Affinity const &affinity) override
{ {
if (!args.valid_string()) {
warning(name.string(), " session denied because of truncated arguments");
throw Service_denied();
}
Mutex::Guard guard(_mutex); Mutex::Guard guard(_mutex);
/* /*