Race condition in Linux kernel - CVE-2003-0462
Published: August 27, 2003 / Updated: November 5, 2024
Vulnerability identifier: #VU99741
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2003-0462
CWE-ID: CWE-362
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform service disruption.
A race condition in the way env_start and env_end pointers are initialized in the execve system call and used in fs/proc/base.c on Linux 2.4 allows local users to cause a denial of service (crash).
How to mitigate CVE-2003-0462
Install update from vendor's repository.
Sources
- http://www.debian.org/security/2004/dsa-358
- http://www.debian.org/security/2004/dsa-423
- http://www.redhat.com/support/errata/RHSA-2003-198.html
- http://www.redhat.com/support/errata/RHSA-2003-238.html
- http://www.redhat.com/support/errata/RHSA-2003-239.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A309