Merge pull request 'Fix Dimension Error in MEKF' (#873) from fix-mekf-dim into main

Reviewed-on: #873
Reviewed-by: Robin Müller <muellerr@irs.uni-stuttgart.de>

CHANGELOG.md

@@ -16,6 +16,11 @@ will consitute of a breaking change warranting a new major release:
 
 # [unreleased]
 
+## Fixed
+
+- Fixed wrong dimension of a matrix within the `MEKF`, which would lead to a seg fault, if the
+  star tracker was available.
+
 # [v7.7.0] 2024-02-29
 
 - Bumped `eive-tmtc` to v6.1.0

mission/controller/acs/MultiplicativeKalmanFilter.cpp

@@ -342,7 +342,7 @@ ReturnValue_t MultiplicativeKalmanFilter::kfGain(
     double *measSensMatrix, double *measCovMatrix, double *kalmanGain,
     acsctrl::AttitudeEstimationData *attitudeEstimationData) {
   // Kalman Gain: K = P * H' / (H * P * H' + R)
-  double kalmanGainDen[6][matrixDimensionFactor] = {{0}},
+  double kalmanGainDen[matrixDimensionFactor][matrixDimensionFactor] = {{0}},
          invKalmanGainDen[matrixDimensionFactor][matrixDimensionFactor] = {{0}},
          residualCov[6][matrixDimensionFactor] = {{0}},
          measSensMatrixTransposed[6][matrixDimensionFactor] = {{0}};