{"id":"CVE-2007-1804","aliases":["DEBIAN-CVE-2007-1804","DTSA-44-1","EUVD-2007-1798","GHSA-m89f-wrgw-mfmg"],"status":"published","title":"PulseAudio 0.9.5 allows remote attackers to cause a denial of service (daemon crash) via (1) a...","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-\u003eexport 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.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.07634,"percentile":0.94602,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"published":"2007-04-02T23:00:00Z","modified":"2026-10-21T17:47:40Z","exploits":[{"source":"exploitdb","id":"EDB-29809","title":"PulseAudio 0.9.5 - 'Assert()' Remote Denial of Service","type":"dos","platform":"linux","date":"2007-04-02","verified":true,"url":"https://www.exploit-db.com/exploits/29809"}],"fixes":[{"ecosystem":"Debian:12","package":"pulseaudio","fixed_in":["0.9.6-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"pulseaudio","fixed_in":["0.9.6-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"pulseaudio","fixed_in":["0.9.6-1"],"sources":["osv"]},{"ecosystem":"Debian:5.0","package":"pulseaudio","fixed_in":["0.9.5-7lenny2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"pulseaudio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"pulseaudio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"pulseaudio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6-1"}]}]},{"source":"osv","ecosystem":"Debian:5.0","package":"pulseaudio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.5-7lenny2"}]}]}],"products":[{"vendor":"pulseaudio","product":"pulseaudio"}],"references":[{"url":"http://secunia.com/advisories/25431","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2008:065","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred","advisory"]},{"url":"http://www.vupen.com/english/advisories/2007/1214","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"http://aluigi.altervista.org/adv/pulsex-adv.txt","tags":["x_refsource_MISC","x_transferred","Patch","fix"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/33315","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://www.novell.com/linux/security/advisories/2007_13_sr.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","advisory"]},{"url":"http://www.securityfocus.com/bid/23240","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://www.ubuntu.com/usn/usn-465-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","advisory"]},{"url":"http://aluigi.org/poc/pulsex.zip","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"http://secunia.com/advisories/25787","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-1804"},{"url":"https://github.com/advisories/GHSA-m89f-wrgw-mfmg"},{"url":"https://security-tracker.debian.org/tracker/CVE-2007-1804","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2007-1804","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-\u003eexport 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.","status":"published","published":"2007-04-02T23:00:00Z","modified":"2024-08-07T13:06:26.441Z","updated_at":"2026-11-02T13:33:52.669326Z"}],"euvd":[{"id":"EUVD-2007-1798","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-\u003eexport 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.","status":"published","published":"2007-04-02T23:00:00Z","modified":"2024-08-07T13:06:26Z","updated_at":"2026-11-03T01:38:24.288842Z"}],"ghsa":[{"id":"GHSA-m89f-wrgw-mfmg","title":"PulseAudio 0.9.5 allows remote attackers to cause a denial of service (daemon crash) via (1) a...","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-\u003eexport 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.","status":"published","published":"2022-05-01T17:57:09Z","modified":"2023-01-31T05:03:24Z","updated_at":"2026-11-02T14:48:27.875916Z"}],"nvd":[{"id":"CVE-2007-1804","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-\u003eexport 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.","status":"published","published":"2007-04-02T23:19:00Z","modified":"2026-06-16T22:38:19.763Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:01:14.732044Z"}],"osv":[{"id":"CVE-2007-1804","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-\u003eexport 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.","status":"published","published":"2007-04-02T23:19:00Z","modified":"2026-04-10T03:38:47.049098Z","updated_at":"2026-11-02T15:43:56.865964Z"},{"id":"DEBIAN-CVE-2007-1804","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-\u003eexport 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.","status":"published","published":"2007-04-02T23:19:00Z","modified":"2026-10-21T17:47:40.311682114Z","updated_at":"2026-11-02T15:45:23.411908Z"},{"id":"DTSA-44-1","title":"pulseaudio - remote DoS","status":"published","published":"2007-07-31T00:00:00Z","modified":"2026-03-09T01:01:25.697944Z","updated_at":"2026-11-02T15:46:18.716547Z"}]}}