Description
Race condition in ptrace in Linux kernel 2.4 and 2.2 allows local users to gain privileges by using ptrace to track and modify a running setuid process.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 2
- Linux Kernel 2.2.18 (RedHat 6.2/7.0 / 2.2.14/2.2.18/2.2.18ow4) - ptrace/execve Race Condition Privilege Escalation (1) EDB-20720 · local · Mar 27, 2001 · verified
- Linux Kernel 2.2.18 (RedHat 6.2/7.0 / 2.2.14/2.2.18/2.2.18ow4) - ptrace/execve Race Condition Privilege Escalation (2) EDB-20721 · local · Mar 27, 2001 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- RHSA-2001:013 vendor-advisory
- linux-ptrace-modify-process(6080) vdb-entry
- CSSA-2001-009 vendor-advisory
- 20010213 Trustix Security Advisory - proftpd, kernel mailing-list