#VU100002 Improper privilege management in Linux kernel - CVE-2002-0429

Vulnerability identifier: #VU100002

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2002-0429

CWE-ID: CWE-269

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to manipulate or delete data.

The iBCS routines in arch/i386/kernel/traps.c for Linux kernels 2.4.18 and earlier on x86 systems allow local users to kill arbitrary processes via a a binary compatibility interface (lcall).

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://marc.info/?l=bugtraq&m=101561298818888&w=2
https://www.debian.org/security/2003/dsa-311
https://www.debian.org/security/2003/dsa-312
https://www.debian.org/security/2003/dsa-332
https://www.debian.org/security/2003/dsa-336
https://www.debian.org/security/2004/dsa-442
https://www.iss.net/security_center/static/8420.php
https://www.openwall.com/linux/
https://www.redhat.com/support/errata/RHSA-2002-158.html
https://www.securityfocus.com/bid/4259

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.