Linux Kernel ptrace/sysret Local Privilege Escalation

/ CVE-2014-4699 ptrace/sysret PoC by Vitaly Nikolenko [email protected] gcc -O2 pocv0.c This code is kernel specific. On Ubuntu 12.04.0 LTS 3.2.0-23-generic, the following will trigger the GP in sysret and overwrite the PF handler so we can land to our NOP sled mapped at 0x80000000. However, onc...

Linux Kernel 3.2.0-23 (Ubuntu 12.04 x64) - ptracesysret Local Privilege Escalation

Linux Kernel 3.2.0-23 Ubuntu 12.04 x64 - ptracesysret Local Privilege Escalation / CVE-2014-4699 ptrace/sysret PoC by Vitaly Nikolenko [email protected] gcc -O2 pocv0.c This code is kernel specific. On Ubuntu 12.04.0 LTS 3.2.0-23-generic, the following will trigger the GP in sysret and overwrite...