Vulnerability Monitor

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CVE-2009-1894

Race condition in PulseAudio 0.9.9, 0.9.10, and 0.9.14 allows local users to gain privileges via vectors involving creation of a hard link, related to the application setting LD_BIND_NOW to 1, and then calling execv on the target of the /proc/self/exe symlink.

Published

2009-07-17T16:30:00.920

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.2 (HIGH)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-362

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	pulseaudio	pulseaudio	0.9.9	Yes
Application	pulseaudio	pulseaudio	0.9.10	Yes
Application	pulseaudio	pulseaudio	0.9.14	Yes

References

http://blog.cr0.org/2009/07/old-school-local-root-vulnerability-in.html ([email protected])
http://secunia.com/advisories/35868 ([email protected])
http://secunia.com/advisories/35886 ([email protected])
http://secunia.com/advisories/35896 ([email protected])
http://security.gentoo.org/glsa/glsa-200907-13.xml ([email protected])
http://taviso.decsystem.org/research.html ([email protected])
http://www.akitasecurity.nl/advisory.php?id=AK20090602 ([email protected])
http://www.debian.org/security/2009/dsa-1838 ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2009:152 ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2009:171 ([email protected])
http://www.securityfocus.com/archive/1/505052/100/0/threaded ([email protected])
http://www.securityfocus.com/bid/35721 Exploit, Patch ([email protected])
http://www.ubuntu.com/usn/usn-804-1 ([email protected])
https://admin.fedoraproject.org/updates/pulseaudio-0.9.10-1.el5.2 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=510071 Exploit, Patch ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/51804 ([email protected])
http://blog.cr0.org/2009/07/old-school-local-root-vulnerability-in.html (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/35868 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/35886 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/35896 (af854a3a-2127-422b-91ae-364da2661108)
http://security.gentoo.org/glsa/glsa-200907-13.xml (af854a3a-2127-422b-91ae-364da2661108)
http://taviso.decsystem.org/research.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.akitasecurity.nl/advisory.php?id=AK20090602 (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2009/dsa-1838 (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2009:152 (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2009:171 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/505052/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/35721 Exploit, Patch (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/usn-804-1 (af854a3a-2127-422b-91ae-364da2661108)
https://admin.fedoraproject.org/updates/pulseaudio-0.9.10-1.el5.2 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=510071 Exploit, Patch (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/51804 (af854a3a-2127-422b-91ae-364da2661108)