Worth Doing Badly

Programming experiments by @zhuowei.

Popular posts: 7
Total points: 1,570
HN comments: 884
Rank: #1,165 personal

Visit worthdoingbadly.com → RSS feedOn Hacker News May 2018 – May 2023

Systems & Performance 6 Software Engineering 3 Security & Privacy 2 Society, Policy & Culture 1 Hardware & Electronics 1 Databases & Data 1

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Jailbroken iOS can't run macOS apps – I spent a week to find out why (2021)

2023205 points218 comments Systems & Performance details

I ran command line macOS tools, such as Bash and Geekbench, on a jailbroken iPhone by replacing iOS’s dyld shared cache (all of iOS’s code) with macOS’s. However, graphical apps will never work: macOS’s WindowServer won’t start, since iOS’s drivers are too different.

Get root on macOS 13.0.1 the macOS Dirty Cow bug

2022183 points71 comments Security & Privacy details

Get root on macOS 13.0.1 with CVE-2022-46689 (macOS equivalent of the Dirty Cow bug), using the testcase extracted from Apple’s XNU source.