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G115: false positive for uintptr -> unsafe.Pointer #1202

@abemedia

Description

@abemedia

Summary

When converting a uintptr to an unsafe.Pointer I get the error G115: integer overflow conversion uintptr -> unsafe.Pointer, even though these can be safely converted (see https://pkg.go.dev/unsafe#Pointer "A uintptr can be converted to a Pointer.").

Steps to reproduce the behavior

Code sample:

package main

func main() {
	i := uintptr(123)
	p := unsafe.Pointer(i)
	_ = p
}

gosec version

v2.20.1-0.20240822074752-ab3f6c1c83a0

Go version (output of 'go version')

go version go1.23.0 darwin/amd64

Operating system / Environment

MacOS 14.6.1

Expected behavior

Passes without errors.

Actual behavior

Throws error G115: integer overflow conversion uintptr -> unsafe.Pointer

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