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[asimage] fix seg fault when negative coordinate specified [6.38] #22029

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Merged
linev merged 1 commit into from
Apr 24, 2026
+1 −1
Merged

[asimage] fix seg fault when negative coordinate specified [6.38] #22029

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2 changes: 1 addition & 1 deletion graf2d/asimage/src/TASImage.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -6723,5 +6723,5 @@ Bool_t TASImage::SetJpegDpi(const char *name, UInt_t set)
Int_t TASImage::Idx(Int_t idx)
{
// The size of arrays like fImage->alt.argb32 is fImage->width*fImage->height
return TMath::Min(idx,(Int_t)(fImage->width*fImage->height));
return TMath::Max(0, TMath::Min(idx,(Int_t)(fImage->width*fImage->height)));
}
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