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Fix invalid userids on profile requests

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This commit is contained in:
Nicolas Werner 2022-08-30 15:40:33 +02:00
parent 47189240a2
commit 57f505c486
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GPG key ID: C8D75E610773F2D9
3 changed files with 16 additions and 2 deletions
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14
src/Cache.cpp
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@ -4464,6 +4464,11 @@ Cache::markUserKeysOutOfDate(lmdb::txn &txn,
query.token = sync_token;
for (const auto &user : user_ids) {
if (user.size() > 255) {
nhlog::db()->debug("Skipping device key query for user with invalid mxid: {}", user);
continue;
}
nhlog::db()->debug("Marking user keys out of date: {}", user);
std::string_view oldKeys;
@ -4504,6 +4509,15 @@ void
Cache::query_keys(const std::string &user_id,
std::function<void(const UserKeyCache &, mtx::http::RequestErr)> cb)
{
if (user_id.size() > 255) {
nhlog::db()->debug("Skipping device key query for user with invalid mxid: {}", user_id);
mtx::http::ClientError err{};
err.parse_error = "invalid mxid, more than 255 bytes";
cb({}, err);
return;
}
mtx::requests::QueryKeys req;
std::string last_changed;
{