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Code Issues

Fix: Out-of-bounds read, if NewGRF stations provided no spritesets.

pull/14145/head
frosch 2025-04-28 17:46:39 +02:00 committed by frosch
parent 0f1ef96ca1
commit 0c6426cb2d
1 changed files with 4 additions and 2 deletions
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6
src/newgrf_station.cpp
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@ -522,7 +522,8 @@ uint32_t Waypoint::GetNewGRFVariable(const ResolverObject &, uint8_t variable, [
/* virtual */ const SpriteGroup *StationResolverObject::ResolveReal(const RealSpriteGroup *group) const /* virtual */ const SpriteGroup *StationResolverObject::ResolveReal(const RealSpriteGroup *group) const
{ {
if (this->station_scope.st == nullptr || !Station::IsExpected(this->station_scope.st)) { if (this->station_scope.st == nullptr || !Station::IsExpected(this->station_scope.st)) {
return group->loading[0]; if (!group->loading.empty()) return group->loading[0];
return nullptr;
} }
uint cargo = 0; uint cargo = 0;
@ -564,7 +565,8 @@ uint32_t Waypoint::GetNewGRFVariable(const ResolverObject &, uint8_t variable, [
} }
} }
return group->loading[0]; if (!group->loading.empty()) return group->loading[0];
return nullptr;
} }
GrfSpecFeature StationResolverObject::GetFeature() const GrfSpecFeature StationResolverObject::GetFeature() const