Review

Developers use Ian Beer’s CVE-2025-24203 write-up to bring MacDirtyCow-like tweaks to newer firmware

MDC0 and dirtyZero apps.

In case you didn’t already know, there’s a new kernel exploit out in the wild that renowned Google Project Zero security researcher Ian Beer recently published a writeup about. CVE-2025-24203, which is being referred to by the iPhone & iPad hacking community as dirtyZero or mdc0, is a kernel exploit that allows for certain system customizations akin to what the MacDirtyCow exploit was once capable of on supported firmware.

NeoFreeBird is a sideloadable app that restores classic Twitter assets & features for 𝕏 users

NeoFreeBird banner.

While most people have either moved on with the fact that the Twitter social media network was re-branded as 𝕏 following Elon Musk’s acquisition, or they’ve simply moved to other platforms such as BlueSky, there remain a small percentage of users who can’t let go of what Twitter used to be and want their experience to remain just the same as it was.