TGViewer
Linux Kernel Security Linux Kernel Security @linkersec · 4.71K subscribers
Post #391 3.44K
IonStack part II: GhostLock, a stack-UAF that has existed in ALL Linux distributions for 15 years

Article about exploiting a racy stack use-after-free in the futex implementation. The bug was used to pwn a kernelCTF instance.
  • 🔥 17
  • 👍 2
Open in Telegram All posts from @linkersec
More from @linkersec
  1. Sep 21, 2026CROSS-X: Generalized and Stable Cross-Cache Attack on the Linux Kernel Paper by Dong-ok Ki…
  2. Sep 16, 2026Testing race conditions with memory access tracing and stack-based delay injection Article…
  3. Sep 8, 2026SCTPhantom: An 18-Year-Old SCTP ASCONF Transport Use-After-Free Article about exploiting C…
  4. Aug 14, 2026Gone in 60 Frames – USB Video Exploitation Article (and slides) by Alex Plaskett and Rober…
  5. Aug 11, 2026IonStack part III: Rooting Android 17 with GhostLock Article about adapting the exploit of…
  6. Jul 23, 2026I handed the epoll UAF to an agent Article by Guy Beck about using Claude for porting an e…
Threads Profile ViewerView any public Threads profile without an account.Open ThreadLook →Writing with AI? Make it sound human.Metric37 rewrites AI drafts so they read naturally. Free AI detector, 1,500 words free.Try Metric37 →