Is CVE-2007-1804 in the CISA KEV catalog?

No. CVE-2007-1804 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2007-1804?

CVE-2007-1804 has a CVSS v2 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2007-1804?

CVE-2007-1804 has an EPSS score of 7.40% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2007-1804?

Upgrade pulseaudio on debian 11 to 0.9.6-1 or later.

CVE & CISA-KEV Catalog

CVE-2007-1804

HIGHEPSS 94th pctl

7.8

CVSS v2

NVD

Description

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.

How to fix

Remediation Available

pulseaudioDebian

Fixed in:0.9.6-1CVE-2007-1804

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

7.40%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Patch1

aluigi.altervista.org

Other references9

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.