CVE-1999-1442

Linux Kernel 2.0.0-2.0.38 - Denial of Service via AMD K6 Instruction Sequence

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-1999-1442. PoCs published by Poulot-Cazajous.

AI-analyzed exploit summary This exploit targets a bug in AMD K6 processors, allowing non-privileged code to crash the machine by attempting to access an invalid memory address. The PoC is written in assembly and leverages specific alignment and addressing to trigger the vulnerability.

Description

Bug in AMD K6 processor on Linux 2.0.x and 2.1.x kernels allows local users to cause a denial of service (crash) via a particular sequence of instructions, possibly related to accessing addresses outside of segments.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Poulot-Cazajous · textdoslinux
https://www.exploit-db.com/exploits/19082

This exploit targets a bug in AMD K6 processors, allowing non-privileged code to crash the machine by attempting to access an invalid memory address. The PoC is written in assembly and leverages specific alignment and addressing to trigger the vulnerability.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: AMD K6 processor (Linux kernel versions before 2.1.x)
No auth needed
Prerequisites: AMD K6 processor · Linux kernel version before 2.1.x
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Broken Link, Third Party Advisory x_refsource_misc
http://www.cs.helsinki.fi/linux/linux-kernel/Year-1998/1998-25/0816.html
Broken Link, Third Party Advisory x_refsource_misc
http://uwsg.iu.edu/hypermail/linux/kernel/9805.3/0855.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/105

Scores

EPSS 0.0087
EPSS Percentile 54.5%

Details

Status published
Products (1)
linux/linux_kernel 2.0.0 - 2.0.39
Published Jun 22, 1998
Tracked Since Feb 18, 2026