CVE-2003-0501

The /proc filesystem in Linux allows local users to obtain sensitive information by opening...

2.1 LowPublic exploit

The /proc filesystem in Linux allows local users to obtain sensitive information by opening various entries in /proc/self before executing a setuid program, which causes the program to fail to change the ownership and permissions of those entries.

Exploit likelihood

0.83%Down 1.2 points since Feb 4, 2022

What each source reports

NVD Score used 2.1

Record: CVE-2003-0501
CVSS 2.0: 2.1 LowAV:L/AC:L/Au:N/C:P/I:N/A:N
Updated: 2026-11-02

CVE List No score

Record: CVE-2003-0501
Updated: 2026-11-02

EUVDEUVD-2003-0495 No score

Record: EUVD-2003-0495
Updated: 2026-11-03

GitHub AdvisoriesGHSA-7vpv-wgcj-h638 No score

The /proc filesystem in Linux allows local users to obtain sensitive information by opening...

Record: GHSA-7vpv-wgcj-h638
Updated: 2026-11-02

Affected products

linux kernel

Affected packages

Affected packages
Package	Affected	Fixed
`kernel-source-2.4.18` Debian:3.0 From an advisory covering 10 CVEs	before 2.4.18-11	2.4.18-11
`kernel-image-2.4.18-1-i386` Debian:3.0 From an advisory covering 10 CVEs	before 2.4.18-9	2.4.18-9
`kernel-image-2.4.18-i386bf` Debian:3.0 From an advisory covering 10 CVEs	before 2.4.18-5woody2, plus listed versions 2.4.18-5	2.4.18-5woody2
`kernel-image-2.4.18-1-alpha` Debian:3.0 From an advisory covering 10 CVEs	before 2.4.18-8	2.4.18-8
`kernel-image-2.4.17-ia64` Debian:3.0 From an advisory covering 12 CVEs	before kernel-image-2.4.17-ia64	kernel-image-2.4.17-ia64

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Linux Kernel 2.2.x/2.4.x - '/proc' Filesystem Information Disclosure	2003-06-20

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	affected
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2003-0501 is a low vulnerability (CVSS 2.1) in Linux Kernel, published July 4, 2003. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.83%, the 57th percentile. No source names a fixed version.