[Development] [Announce] Security advisory: Recently reported denial of service issue in QColorTransferGenericFunction impacts Qt

[Allan Sandfeld Jensen]

On Tuesday, 15 July 2025 21:05:26 Central European Summer Time Serge wrote:
> Hi,
> 
> I hope that my message finds you well.
> 
> 1) Is QColorTransferGenericFunction a middleware service/function or an
> application(applicative) Code?
> 
No, it is private API. Used internally to convert pixels based on custom 
functions described by a color space.

> 2) was it loaded only on Qt creator or on distribution such as Unix/Linux
> using Qt +=gui and qmake to compile and install ?
> 
> Feel free to correct me if I am wrong.
> 
Yes. But the affected API isnt used by Qt creator, and since it only affects 
debug builds, it doesn't affect distributed linux executables.

Best regards
Allan