Vulnerability Monitor

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CVE-2007-1804

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.

Security Impact Summary

CVE-2007-1804 is a security vulnerability that . Impacting 1 product from pulseaudio organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2007, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2007-04-02T23:19:00.000

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

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

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

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	pulseaudio	pulseaudio	0.9.5	Yes

References

http://aluigi.altervista.org/adv/pulsex-adv.txt Patch ([email protected])
http://aluigi.org/poc/pulsex.zip ([email protected])
http://secunia.com/advisories/25431 ([email protected])
http://secunia.com/advisories/25787 ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2008:065 ([email protected])
http://www.novell.com/linux/security/advisories/2007_13_sr.html ([email protected])
http://www.securityfocus.com/bid/23240 ([email protected])
http://www.ubuntu.com/usn/usn-465-1 ([email protected])
http://www.vupen.com/english/advisories/2007/1214 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/33315 ([email protected])
http://aluigi.altervista.org/adv/pulsex-adv.txt Patch (af854a3a-2127-422b-91ae-364da2661108)
http://aluigi.org/poc/pulsex.zip (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/25431 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/25787 (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2008:065 (af854a3a-2127-422b-91ae-364da2661108)
http://www.novell.com/linux/security/advisories/2007_13_sr.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/23240 (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/usn-465-1 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2007/1214 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/33315 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For pulseaudio's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.