The source files referenced in this fixlet are not correct for addressing this patch. Getting error 1642 using the provided job
digging into it looks like there are different files on the Microsoft Download site for this KB. The below file starting with ieawsdc-x-none when extracted the .msp file addresses this patch and confirmed that the vulnerabilities tied to this patch are addressed as well.
Security Update for Microsoft Office 2007 suites (KB2596650)
18452290_ef5eaabf679e53ec56785f2c389452a457d91d1e.cab
ieawsdc-x-none_724e0bda5052a709502837a58fb61bcfadecd2b2.cab