TFW you-get-really-excited-you-patch-diffed-a-0day-used-in-the-wild-but-then-find-out-it-is-the-wrong-vuln
Project Zero's Maddie Stone set out to root-cause CVE-2019-1458, a Win32k escalation-of-privilege flaw reported exploited in the wild and patched in December 2019, by binary patch-diffing Windows 7 win32k.sys because she could not obtain the exploit...