[3.14] _struct.c: Fix UB from integer overflow in prepare_s (GH-145158)#145162
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gpshead merged 1 commit intopython:3.14from Feb 24, 2026
Merged
[3.14] _struct.c: Fix UB from integer overflow in prepare_s (GH-145158)#145162gpshead merged 1 commit intopython:3.14from
_struct.c: Fix UB from integer overflow in prepare_s (GH-145158)#145162gpshead merged 1 commit intopython:3.14from
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gpshead
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Feb 24, 2026
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Avoid possible undefined behaviour from signed overflow in
structmoduleAs discovered via oss-fuzz.
(cherry picked from commit fd04005)
Co-authored-by: Stan Ulbrych 89152624+StanFromIreland@users.noreply.github.com