{"id":"CVE-2015-0847","aliases":["DEBIAN-CVE-2015-0847","DLA-223-1","DSA-3271-1","EUVD-2015-0858","GHSA-m79m-w7q9-8mx9","UBUNTU-CVE-2015-0847","USN-2676-1","openSUSE-SU-2024:10573-1"],"status":"published","title":"nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals,...","description":"nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.","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":"2026-11-09","score":0.03196,"percentile":0.88208,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-17"],"published":"2015-05-17T00:00:00Z","modified":"2026-09-09T06:47:22Z","fixes":[{"ecosystem":"Debian:12","package":"nbd","fixed_in":["1:3.10-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"nbd","fixed_in":["1:3.10-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"nbd","fixed_in":["1:3.10-1"],"sources":["osv"]},{"ecosystem":"Debian:6.0","package":"nbd","fixed_in":["1:2.9.16-8+squeeze2"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"nbd","fixed_in":["1:3.7-1ubuntu0.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"nbd","fixed_in":["3.13-3.5"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.10-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.10-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.10-1"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.9.16-8+squeeze2"}]}],"versions":["1:2.9.16-8","1:2.9.16-8+squeeze1"]},{"source":"osv","ecosystem":"Debian:7","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.2-4~deb7u5"}]}],"versions":["1:3.2-2","1:3.2-3","1:3.2-4~deb7u1","1:3.2-4~deb7u2","1:3.2-4~deb7u3","1:3.2-4~deb7u4","1:3.2-4~deb7u4~bpo60+1","1:3.2-4~deb7u5~bpo60+1"],"bundled":2},{"source":"osv","ecosystem":"Debian:8","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.8-4+deb8u1"}]}],"versions":["1:3.8-4"],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.7-1ubuntu0.1"}]}],"versions":["1:3.3-3ubuntu1","1:3.4-1ubuntu1","1:3.4-2ubuntu1","1:3.5-1ubuntu1","1:3.6-1ubuntu1","1:3.7-1"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:3.7-1ubuntu0.1"}]}],"versions":["1:3.3-3ubuntu1","1:3.4-1ubuntu1","1:3.4-2ubuntu1","1:3.5-1ubuntu1","1:3.6-1ubuntu1","1:3.7-1"],"bundled":3},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"nbd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.13-3.5"}]}]}],"products":[{"vendor":"canonical","product":"ubuntu_linux"},{"vendor":"wouter_verhelst","product":"nbd"}],"references":[{"url":"http://www.debian.org/security/2015/dsa-3271","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://sourceforge.net/p/nbd/mailman/message/34091218/","tags":["mailing-list","x_refsource_MLIST","x_transferred","web","report"]},{"url":"http://www.ubuntu.com/usn/USN-2676-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","advisory"]},{"url":"http://lists.opensuse.org/opensuse-updates/2015-06/msg00003.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"http://sourceforge.net/projects/nbd/files/nbd/3.11/","tags":["x_refsource_CONFIRM","x_transferred","Patch","fix"]},{"url":"http://www.openwall.com/lists/oss-security/2015/05/07/9","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-0847"},{"url":"http://sourceforge.net/p/nbd/mailman/message/34091218"},{"url":"http://sourceforge.net/projects/nbd/files/nbd/3.11"},{"url":"https://github.com/advisories/GHSA-m79m-w7q9-8mx9"},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-0847","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2015-0847","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-2676-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-0847","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2013-6410","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2013-7441","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2015-0847","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2015-0847","description":"nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.","status":"published","published":"2015-05-29T15:00:00Z","modified":"2024-08-06T04:26:11.372Z","updated_at":"2026-11-02T14:35:45.428221Z"}],"euvd":[{"id":"EUVD-2015-0858","description":"nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.","status":"published","published":"2015-05-29T15:00:00Z","modified":"2024-08-06T04:26:11Z","updated_at":"2026-11-03T02:22:18.008513Z"}],"ghsa":[{"id":"GHSA-m79m-w7q9-8mx9","title":"nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals,...","description":"nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.","status":"published","published":"2022-05-17T03:12:29Z","modified":"2025-04-12T12:49:23Z","updated_at":"2026-11-02T15:01:22.356916Z"}],"nvd":[{"id":"CVE-2015-0847","description":"nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.","status":"published","published":"2015-05-29T15:59:12.17Z","modified":"2026-06-17T00:21:01.75Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-17"],"updated_at":"2026-11-02T14:03:04.906059Z"}],"osv":[{"id":"CVE-2015-0847","description":"nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.","status":"published","published":"2015-05-29T15:59:12Z","modified":"2026-04-10T03:45:04.154434Z","updated_at":"2026-11-02T15:44:00.097545Z"},{"id":"DEBIAN-CVE-2015-0847","description":"nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.","status":"published","published":"2015-05-29T15:59:12.17Z","modified":"2026-09-09T06:47:22.237517078Z","updated_at":"2026-11-02T15:45:26.442161Z"},{"id":"DLA-223-1","title":"nbd - security update","status":"published","published":"2015-05-17T00:00:00Z","modified":"2026-03-09T01:21:30.580189Z","updated_at":"2026-11-02T15:46:10.227108Z"},{"id":"DSA-3271-1","title":"nbd - security update","status":"published","published":"2015-05-23T00:00:00Z","modified":"2026-03-09T01:19:55.351836Z","updated_at":"2026-11-02T15:46:16.199525Z"},{"id":"openSUSE-SU-2024:10573-1","title":"nbd-3.13-3.5 on GA media","description":"These are all security issues fixed in the nbd-3.13-3.5 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2025-05-07T18:09:06.038874Z","updated_at":"2026-11-02T16:58:34.487567Z"},{"id":"UBUNTU-CVE-2015-0847","description":"nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.","status":"published","published":"2015-05-29T00:00:00Z","modified":"2026-02-04T03:56:35.887402Z","updated_at":"2026-11-02T15:54:09.721803Z"},{"id":"USN-2676-1","title":"nbd vulnerabilities","description":"It was discovered that NBD incorrectly handled IP address matching. A\nremote attacker could use this issue with an IP address that has a partial\nmatch and bypass access restrictions. This issue only affected\nUbuntu 12.04 LTS. (CVE-2013-6410)\n\nTuomas Räsänen discovered that NBD incorrectly handled wrong export names\nand closed connections during negotiation. A remote attacker could use this\nissue to cause NBD to crash, resulting in a denial of service. This issue\nonly affected Ubuntu 12.04 LTS. (CVE-2013-7441)\n\nTuomas Räsänen discovered that NBD incorrectly handled signals. A remote\nattacker could use this issue to cause NBD to crash, resulting in a denial\nof service. (CVE-2015-0847)\n","status":"published","published":"2015-07-22T17:04:49Z","modified":"2026-02-10T04:40:54Z","updated_at":"2026-11-02T16:58:09.227524Z"}]}}