CVE-2001-0316

Linux kernel <2.4,2.2 - Info Disclosure

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2001-0316. PoCs published by Chris Evans.

AI-analyzed exploit summary This exploit leverages a signed integer vulnerability in the Linux kernel's sysctl() system call to read kernel memory by supplying a negative length value, potentially leading to privilege escalation. The PoC writes kernel memory contents to files for analysis.

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.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Chris Evans · clocallinux
https://www.exploit-db.com/exploits/20626

This exploit leverages a signed integer vulnerability in the Linux kernel's sysctl() system call to read kernel memory by supplying a negative length value, potentially leading to privilege escalation. The PoC writes kernel memory contents to files for analysis.

Classification
Working Poc 90%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: Linux Kernel (versions prior to fix for CVE-2001-0316)
No auth needed
Prerequisites: Access to a vulnerable Linux system · Ability to execute binary code
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
Vendor Advisory vendor-advisory x_refsource_redhat
http://www.redhat.com/support/errata/RHSA-2001-013.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/6017
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/6079
Patch, Vendor Advisory vendor-advisory x_refsource_caldera
http://www.caldera.com/support/security/advisories/CSSA-2001-009.0.txt
Patch, Vendor Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2001-02/0267.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/2364

Scores

EPSS 0.0078
EPSS Percentile 50.9%

Details

Status published
Products (2)
linux/linux_kernel 2.2.0
linux/linux_kernel 2.4.0
Published May 03, 2001
Tracked Since Feb 18, 2026