CVE-2007-1804

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

• PulseAudio 0.9.5 - 'Assert()' Remote Denial of Service2007-04-02 · dos · linux · Verified

Impact

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.

Affected products

References

• NVD record
• CVE.org record
• http://aluigi.altervista.org/adv/pulsex-adv.txt
• 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
• 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