Description
Linux kernel 2.4 and 2.2 allows local users to read kernel memory and possibly gain privileges via a negative argument to the sysctl call.
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 1
- Linux Kernel 2.2.x - 'sysctl()' Memory Reading EDB-20626 · local · Feb 9, 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
- 6017 vdb-entry
- linux-sysctl-read-memory(6079) vdb-entry
- CSSA-2001-009 vendor-advisory
- 20010213 Trustix Security Advisory - proftpd, kernel mailing-list
- 2364 vdb-entry