Fix UBS errors in vuln detector UTs.

[antoniomanuelfr]

Related issue
Closes #14149

Description

This PR aims to fix the runtime errors detected by UBS (undefined behavior sanitizer) while running the Vulnerabilty Detector UTs

Configuration options

All the tests were run using Ubuntu 22.04.

Logs/Alerts example

root@ubuntumanager:/home/vagrant/wazuh/src/unit_tests/build/wazuh_modules/vulnerability_detector# ctest
Test project /home/vagrant/wazuh/src/unit_tests/build/wazuh_modules/vulnerability_detector
    Start 1: test_wm_vuln_detector
1/3 Test #1: test_wm_vuln_detector ............   Passed    0.08 sec
    Start 2: test_wm_vuln_detector_evr
2/3 Test #2: test_wm_vuln_detector_evr ........   Passed    0.02 sec
    Start 3: test_wm_vuln_detector_nvd
3/3 Test #3: test_wm_vuln_detector_nvd ........   Passed    0.05 sec

100% tests passed, 0 tests failed out of 3

Total Test time (real) =   0.14 sec

Results of the test: /home/vagrant/wazuh/src/unit_tests/build/wazuh_modules/vulnerability_detector/Testing/Temporary/LastTest.log

Tests

• Compilation without warnings in every supported platform
  • [x] Linux
• [x] Source installation
• [x] Source upgrade

[antoniomanuelfr]

No warnings are generated after changing the base:

root@ubuntuagent:/home/vagrant/wazuh/src/unit_tests/build/wazuh_modules/vulnerability_detector# ctest
Test project /home/vagrant/wazuh/src/unit_tests/build/wazuh_modules/vulnerability_detector
    Start 1: test_wm_vuln_detector
1/3 Test #1: test_wm_vuln_detector ............   Passed    0.12 sec
    Start 2: test_wm_vuln_detector_evr
2/3 Test #2: test_wm_vuln_detector_evr ........   Passed    0.02 sec
    Start 3: test_wm_vuln_detector_nvd
3/3 Test #3: test_wm_vuln_detector_nvd ........   Passed    0.06 sec

100% tests passed, 0 tests failed out of 3

Total Test time (real) =   0.21 sec
root@ubuntuagent:/home/vagrant/wazuh/src/unit_tests/build/wazuh_modules/vulnerability_detector# grep "runtime error" Testing/Temporary/LastTest.log 
root@ubuntuagent:/home/vagrant/wazuh/src/unit_tests/build/wazuh_modules/vulnerability_detector#