CVE-2011-4089

Published: Apr 16, 2014Modified: May 6, 2026

4.6

Vector

AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability: 3.9 / Impact: 6.4

Source: NVD

Description

The bzexe command in bzip2 1.0.5 and earlier generates compressed executables that do not properly handle temporary files during extraction, which allows local users to execute arbitrary code by precreating a temporary directory.

Affected (5)

Products: Bzip: Bzip2

Bzip

1 product

Bzip2

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Bzip Bzip2	Up to 1.0.4
Bzip Bzip2	Version 1.0.1
Bzip Bzip2	Version 1.0.2
Bzip Bzip2	Version 1.0.3
Bzip Bzip2	Version 1.0

Related CWEs

CWE-264

References (10)

http://seclists.org/fulldisclosure/2011/Oct/804

Source: secalert@redhat.com

http://www.exploit-db.com/exploits/18147

Source: secalert@redhat.com

Exploit

http://www.openwall.com/lists/oss-security/2011/10/28/16

Source: secalert@redhat.com

http://www.ubuntu.com/usn/USN-1308-1

Source: secalert@redhat.com

Patch

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=632862

Source: secalert@redhat.com

Patch

http://seclists.org/fulldisclosure/2011/Oct/804