CVE-1999-1018

Linux kernel <2.2.10 - Info Disclosure

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-1999-1018. PoCs published by Michal Zalewski.

AI-analyzed exploit summary This exploit targets a denial-of-service vulnerability in Linux kernel 2.0.33 by sending malformed IP fragments that trigger a printk function without proper bounds checking, causing a system reboot. The code crafts and sends oversized packets with specific offsets to exploit the vulnerability.

Description

IPChains in Linux kernels 2.2.10 and earlier does not reassemble IP fragments before checking the header information, which allows a remote attacker to bypass the filtering rules using several fragments with 0 offsets.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Michal Zalewski · cdoslinux
https://www.exploit-db.com/exploits/19301

This exploit targets a denial-of-service vulnerability in Linux kernel 2.0.33 by sending malformed IP fragments that trigger a printk function without proper bounds checking, causing a system reboot. The code crafts and sends oversized packets with specific offsets to exploit the vulnerability.

Classification
Working Poc 100%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Linux kernel 2.0.33
No auth needed
Prerequisites: Raw socket permissions · Network access to the target
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Patch, Vendor Advisory vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/543
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=93312523904591&w=2

Scores

EPSS 0.0722
EPSS Percentile 93.5%

Details

Status published
Products (2)
linux/linux_kernel 2.2.0
linux/linux_kernel < 2.2.10
Published Jul 27, 1999
Tracked Since Feb 18, 2026