andry/EMS-ESP32
1
0
Fork 0
mirror of https://github.com/emsesp/EMS-ESP32.git synced 2025-12-07 00:09:51 +03:00
Code Issues Packages Projects Releases Wiki Activity

fix possible buffer overflow

Browse Source
This commit is contained in:
proddy
2021-09-25 21:52:19 +02:00
parent 33d7ba1fda
commit ced440392b
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/emsdevice.cpp
View File

@@ -372,9 +372,9 @@ void EMSdevice::list_device_entries(JsonObject & json) {
// if we have a tag prefix it // if we have a tag prefix it
char key[50]; char key[50];
if (!EMSdevice::tag_to_string(dv.tag).empty()) { if (!EMSdevice::tag_to_string(dv.tag).empty()) {
snprintf(key, 51, "%s.%s", EMSdevice::tag_to_string(dv.tag).c_str(), uuid::read_flash_string(dv.short_name).c_str()); snprintf(key, 50, "%s.%s", EMSdevice::tag_to_string(dv.tag).c_str(), uuid::read_flash_string(dv.short_name).c_str());
} else { } else {
snprintf(key, 51, "%s", uuid::read_flash_string(dv.short_name).c_str()); snprintf(key, 50, "%s", uuid::read_flash_string(dv.short_name).c_str());
} }
JsonArray details = json.createNestedArray(key); JsonArray details = json.createNestedArray(key);