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engine: client: fix out of bound read in gamma table access functions

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This commit is contained in:
Alibek Omarov 2024-11-02 22:13:46 +03:00
parent 8af995cc28
commit 1f49ce599f
1 changed files with 3 additions and 3 deletions
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6
engine/client/gamma.c
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@ -196,7 +196,7 @@ uint LightToTexGammaEx( uint b )
if( FBitSet( host.features, ENGINE_LINEAR_GAMMA_SPACE ))
return b;
if( unlikely( b > ARRAYSIZE( lightgammatable )))
if( unlikely( b >= ARRAYSIZE( lightgammatable )))
return 0;
return lightgammatable[b];
@ -207,7 +207,7 @@ uint ScreenGammaTable( uint b )
if( FBitSet( host.features, ENGINE_LINEAR_GAMMA_SPACE ))
return b;
if( unlikely( b > ARRAYSIZE( screengammatable )))
if( unlikely( b >= ARRAYSIZE( screengammatable )))
return 0;
return screengammatable[b];
@ -218,7 +218,7 @@ uint LinearGammaTable( uint b )
if( FBitSet( host.features, ENGINE_LINEAR_GAMMA_SPACE ))
return b;
if( unlikely( b > ARRAYSIZE( lineargammatable )))
if( unlikely( b >= ARRAYSIZE( lineargammatable )))
return 0;
return lineargammatable[b];
}