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[FL-3871] Infrared: check for negative timings (#3788)

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This commit is contained in:
Georgii Surkov
2024-07-16 12:54:09 +01:00
committed by GitHub
parent ffa3996a5e
commit 8aa129395f
1 changed files with 5 additions and 1 deletions
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6
lib/flipper_format/flipper_format_stream.c
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@@ -400,7 +400,11 @@ bool flipper_format_stream_read_value_line(
}; break;
case FlipperStreamValueUint32: {
uint32_t* data = _data;
scan_values = sscanf(furi_string_get_cstr(value), "%" PRIu32, &data[i]);
// Minus sign is allowed in scanf() for unsigned numbers, resulting in unintentionally huge values with no error reported
if(!furi_string_start_with(value, "-")) {
scan_values =
sscanf(furi_string_get_cstr(value), "%" PRIu32, &data[i]);
}
}; break;
case FlipperStreamValueHexUint64: {
uint64_t* data = _data;