Vulnerability record · CVE-2007-1804 · published 2 April 2007

CVE-2007-1804: Pulseaudio vulnerability

Pulseaudio · Pulseaudio

PulseAudio 0.9.5 allows remote attackers to cause a denial of service (daemon crash) via (1) a PA_PSTREAM_DESCRIPTOR_LENGTH value of FRAME_SIZE_MAX_ALLOW sent on TCP port 9875, which triggers a p->export assertion failure in do_read; (2) a PA_PSTREAM_DESCRIPTOR_LENGTH value of 0 sent on TCP port 9875, which triggers a length assertion failure in pa_memblock_new; or (3) an empty packet on UDP port 9875, which triggers a t assertion failure in pa_sdp_parse; and allows remote authenticated users to cause a denial of service (daemon crash) via a crafted packet on TCP port 9875 that (4) triggers a maxlength assertion failure in pa_memblockq_new, (5) triggers a size assertion failure in pa_xmalloc, or (6) plays a certain sound file.

7.8 CVSS 2.0 High EPSS 7.4% · top 5.8%

7.8CVSS 2.0 base score

7.4%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

20References

16 Jun 2026Last modified by NVD

Description

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Pulseaudio Pulseaudio

References

Link	Tags
http://aluigi.altervista.org/adv/pulsex-adv.txt	Patch
http://aluigi.org/poc/pulsex.zip
http://secunia.com/advisories/25431
http://secunia.com/advisories/25787
http://www.mandriva.com/security/advisories?name=MDVSA-2008:065
http://www.novell.com/linux/security/advisories/2007_13_sr.html
http://www.securityfocus.com/bid/23240
http://www.ubuntu.com/usn/usn-465-1
http://www.vupen.com/english/advisories/2007/1214
https://exchange.xforce.ibmcloud.com/vulnerabilities/33315
http://aluigi.altervista.org/adv/pulsex-adv.txt	Patch
http://aluigi.org/poc/pulsex.zip
http://secunia.com/advisories/25431
http://secunia.com/advisories/25787
http://www.mandriva.com/security/advisories?name=MDVSA-2008:065
http://www.novell.com/linux/security/advisories/2007_13_sr.html
http://www.securityfocus.com/bid/23240
http://www.ubuntu.com/usn/usn-465-1
http://www.vupen.com/english/advisories/2007/1214
https://exchange.xforce.ibmcloud.com/vulnerabilities/33315

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.2CVE-2009-1894Pulseaudio race condition vulnerabilityRace 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 t…EPSS 0.74%17 Jul 2009 7.2CVE-2008-0008Pulseaudio improper input validation vulnerabilityThe pa_drop_root function in PulseAudio 0.9.8, and a certain 0.9.9 build, does not check return values from (1) setresuid, (2) setreuid, (3) setuid, …EPSS 0.56%29 Jan 2008 6.9CVE-2009-1299Pulseaudio link following vulnerabilityThe pa_make_secure_dir function in core-util.c in PulseAudio 0.9.10 and 0.9.19 allows local users to change the ownership and permissions of arbitrar…EPSS 0.34%18 Mar 2010 4.0CVE-2024-11586Pulseaudio improper resource shutdown vulnerabilityUbuntu's implementation of pulseaudio can be crashed by a malicious program if a bluetooth headset is connected.EPSS 0.30%23 Nov 2024 3.3CVE-2020-11931Pulseaudio improper access control vulnerabilityAn Ubuntu-specific modification to Pulseaudio to provide security mediation for Snap-packaged applications was found to have a bypass of intended acc…EPSS 0.33%15 May 2020 2.9CVE-2014-3970Pulseaudio vulnerabilityThe pa_rtp_recv function in modules/rtp/rtp.c in the module-rtp-recv module in PulseAudio 5.0 and earlier allows remote attackers to cause a denial o…EPSS 1.5%11 Jun 2014

Source: NIST National Vulnerability Database (record CVE-2007-1804), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.