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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:Jul 16, 2009
    Last Modified:Apr 23, 2026
    EPS:Jul 17, 2009
    EPSS Score:0.00101
    CVSS Score:7.2

    Affected Products

    Vendor
    Pulseaudio
    Product
    Pulseaudio

    Exploits

    http://www.securityfocus.com/bid/35721https://bugzilla.redhat.com/show_bug.cgi?id=510071http://www.securityfocus.com/bid/35721https://bugzilla.redhat.com/show_bug.cgi?id=510071https://www.exploit-db.com/exploits/9208https://www.exploit-db.com/exploits/9207

    Related CVEs

    CVE-2024-11586 (CVSS 4) — Ubuntu's implementation of pulseaudio can be crashed by a malicious program if a bluetooth headset is connecte…
    CVE-2020-11931 (CVSS 3.3) — An Ubuntu-specific modification to Pulseaudio to provide security mediation for Snap-packaged applications was…
    CVE-2014-3970 (CVSS 2.9) — The pa_rtp_recv function in modules/rtp/rtp.c in the module-rtp-recv module in PulseAudio 5.0 and earlier allo…
    CVE-2009-1299 (CVSS 6.9) — The pa_make_secure_dir function in core-util.c in PulseAudio 0.9.10 and 0.9.19 allows local users to change th…
    CVE-2008-0008 (CVSS 7.2) — The pa_drop_root function in PulseAudio 0.9.8, and a certain 0.9.9 build, does not check return values from (1…
    CVE-2007-1804 (CVSS 7.8) — PulseAudio 0.9.5 allows remote attackers to cause a denial of service (daemon crash) via (1) a PA_PSTREAM_DESC…

    References

    http://blog.cr0.org/2009/07/old-school-local-root-vulnerability-in.html
    http://secunia.com/advisories/35868
    http://secunia.com/advisories/35886
    http://secunia.com/advisories/35896
    http://security.gentoo.org/glsa/glsa-200907-13.xml
    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
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:171
    http://www.securityfocus.com/archive/1/505052/100/0/threaded
    http://www.securityfocus.com/bid/35721
    http://www.ubuntu.com/usn/usn-804-1
    https://admin.fedoraproject.org/updates/pulseaudio-0.9.10-1.el5.2
    https://bugzilla.redhat.com/show_bug.cgi?id=510071
    https://exchange.xforce.ibmcloud.com/vulnerabilities/51804
    http://blog.cr0.org/2009/07/old-school-local-root-vulnerability-in.html
    http://secunia.com/advisories/35868
    http://secunia.com/advisories/35886
    http://secunia.com/advisories/35896
    http://security.gentoo.org/glsa/glsa-200907-13.xml
    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
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:171
    http://www.securityfocus.com/archive/1/505052/100/0/threaded
    http://www.securityfocus.com/bid/35721
    http://www.ubuntu.com/usn/usn-804-1
    https://admin.fedoraproject.org/updates/pulseaudio-0.9.10-1.el5.2
    https://bugzilla.redhat.com/show_bug.cgi?id=510071
    https://exchange.xforce.ibmcloud.com/vulnerabilities/51804

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High