libsndfile: User-assisted execution of arbitrary code

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200904-16 / libsndfile
Release Date	April 17, 2009
Latest Revision	April 17, 2009: 01
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
media-libs/libsndfile	< 1.0.19	>= 1.0.19	All supported architectures

Related bugreports: #261173

Synopsis

A buffer overflow vulnerability in libsndfile might allow remote attackers to execute arbitrary code.

2. Impact Information

Background

libsndfile is a C library for reading and writing files containing sampled sound.

Description

Alin Rad Pop from Secunia Research reported an integer overflow when processing CAF description chunks, leading to a heap-based buffer overflow.

Impact

A remote attacker could entice a user to open a specially crafted CAF file, resulting in the remote execution of arbitrary code with the privileges of the user running the application.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All libsndfile users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/libsndfile-1.0.19"

4. References

CVE-2009-0186

Updated April 17, 2009

Summary: This is a Gentoo Linux Security Advisory

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