PoC Unleashes PinTheft Linux LPE, Unlocks Root Access
TL;DR
A proof-of-concept exploit named PinTheft has been published for a Linux kernel local privilege escalation, leveraging an RDS zerocopy double-free flaw to gain root access under specific kernel configurations. The PoC demonstrates a novel way to steal references via io_uring and overwrite in-memory pages, underscoring ongoing Linux kernel security challenges. Admins should apply latest patches or blacklist vulnerable modules to mitigate risk.
- PinTheft Linux Vulnerability Let Attackers Gain Root Access - PoC Released CyberSecurityNews
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- CVE-2026-46333: Local Root Privilege Escalation and Credential Disclosure in the Linux Kernel ptrace Path Qualys
- Linux kernel flaw opens root-only files to unprivileged users The Register
- DirtyDecrypt: PoC Released for yet another Linux flaw Security Affairs
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