CVE-2009-1894

23Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendepss 0.7%

from disclosure to weapon3 days

Published on NVDJul 17

1st PoC+3d

exploitation probability

0.7%top 49% of all CVEs

observed exploitation

nono source reports it

2 public exploit(s)

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.

Affected products

n/a · n/a

public PoCs found — 2✓ VexDay Proof

exploitdb✓ VexDay Proofwww.exploit-db.com/exploits/9208 exploitdb✓ VexDay Proofwww.exploit-db.com/exploits/9207

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

http://blog.cr0.org/2009/07/old-school-local-root-vulnerability-in.html https://admin.fedoraproject.org/updates/pulseaudio-0.9.10-1.el5.2 https://bugzilla.redhat.com/show_bug.cgi?id=510071 http://secunia.com/advisories/35868 http://secunia.com/advisories/35886 http://secunia.com/advisories/35896 http://security.gentoo.org/glsa/glsa-200907-13.xml https://exchange.xforce.ibmcloud.com/vulnerabilities/51804 http://taviso.decsystem.org/research.html http://www.akitasecurity.nl/advisory.php?id=AK20090602 http://www.debian.org/security/2009/dsa-1838 http://www.mandriva.com/security/advisories?name=MDVSA-2009:152