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file: Arbitrary code execution

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200412-07 / file
Release Date December 13, 2004
Latest Revision May 22, 2006: 02
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
sys-apps/file < 4.12 >= 4.12 All supported architectures

Related bugreports: #72521

Synopsis

The code for parsing ELF headers in file contains a flaw which may allow an attacker to execute arbitrary code.

2.  Impact Information

Background

file is a utility used to identify the type of a file.

Description

A possible stack overflow has been found in the ELF header parsing code of file.

Impact

An attacker may be able to create a specially crafted ELF file which, when processed with file, may allow the execution of arbitrary code.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All file users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-apps/file-4.12"

4.  References



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Page updated December 13, 2004

Summary: This is a Gentoo Linux Security Advisory

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