Since confirmation of the
PS4 Kernel RCE Talk by TheFloW0 at TyphoonCon 2024 earlier this month, Security Researcher
Andy Nguyen announced on Twitter today, "After more than a month of hard work,
PPSSPP is running natively on
PlayStation Portal. Yes, we hacked it. With help from
xyz and
ZetaTwo." He went on to
state, "We responsibly reported the issues to PlayStation. Bugs are fixed on
2.06."

Theflow0 also warns, "In order to keep using your PS Portal with your PS5 on 2.05, block
dwc.dl.playstation.net in your router and reboot. Very important, do not factory reset the device, as otherwise it will force update you."
Although
theflow0 noted "There's no release planned in the near future" he
stated, "We may demonstrate some videos this weekend" for those interested in seeing Sony's
PlayStation Portal (formerly known as
PlayStation Project Q) handheld remote play device running the
PPSSPP emulator supporting
PSP (PlayStation Portable) emulation.

Update:
TheFloW0 has now officially disclosed the
PlayStation Portal Exploit for those interested, with related links and a brief description below:
Summary
The HEVC decoder used in PlayStation Portal's Remote Play does not validate the length of elements copied to an array. This results in an out-of-bounds write on the stack and may lead to RCE. In addition to this buffer overflow, gaps in PlayStation Portal's patching were identified to be vulnerable to...