Fix use-after-free with live-debugger

[iamluc]

Description

Reviewer checklist

• Test coverage seems ok.
• Appropriate labels assigned.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 72.72%. Comparing base (0d57b55) to head (46f596d).

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #2989   +/-   ##
=========================================
  Coverage     72.72%   72.72%           
  Complexity     2750     2750           
=========================================
  Files           138      138           
  Lines         15060    15060           
  Branches       1026     1026           
=========================================
  Hits          10953    10953           
  Misses         3548     3548           
  Partials        559      559           

Flag	Coverage Δ
appsec-extension	67.95% <ø> (ø)
tracer-php	74.55% <ø> (ø)

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[pr-commenter]

Benchmarks [ tracer ]

Benchmark execution time: 2024-12-19 13:23:15

Comparing candidate commit 46f596d in PR branch luc/fix-use-after-free-ephemeral-props with baseline commit 0d57b55 in branch master.

Found 2 performance improvements and 0 performance regressions! Performance is the same for 176 metrics, 0 unstable metrics.

scenario:EmptyFileBench/benchEmptyFileOverhead-opcache

• 🟩 execution_time [-183.278µs; -69.242µs] or [-5.357%; -2.024%]

scenario:SamplingRuleMatchingBench/benchRegexMatching4-opcache

• 🟩 execution_time [-438.846ns; -148.154ns] or [-6.187%; -2.089%]

[bwoebi]

Thank you for the PR.