{"id":"CVE-2010-1156","aliases":["DEBIAN-CVE-2010-1156","EUVD-2010-1187","GHSA-xw2v-vp7m-x4qc"],"status":"published","title":"core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL...","description":"core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02876,"percentile":0.86924,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2010-04-16T19:00:00Z","modified":"2026-10-23T17:47:26Z","fixes":[{"ecosystem":"Debian:12","package":"irssi","fixed_in":["0.8.15-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"irssi","fixed_in":["0.8.15-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"irssi","fixed_in":["0.8.15-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.15-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.15-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.15-1"}]}]}],"products":[{"vendor":"irssi","product":"irssi"}],"references":[{"url":"http://marc.info/?l=oss-security\u0026m=127110132019166\u0026w=2","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://www.vupen.com/english/advisories/2010/0856","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://www.vupen.com/english/advisories/2010/1110","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"http://www.vupen.com/english/advisories/2010/1107","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"http://www.vupen.com/english/advisories/2010/0987","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"http://marc.info/?l=oss-security\u0026m=127111071631857\u0026w=2","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"http://marc.info/?l=oss-security\u0026m=127119240204394\u0026w=2","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/57791","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://secunia.com/advisories/39620","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://svn.irssi.org/cgi-bin/viewvc.cgi/irssi/trunk/src/core/nicklist.c?root=irssi\u0026r1=4922\u0026r2=5126","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://secunia.com/advisories/39365","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.ubuntu.com/usn/USN-929-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","advisory"]},{"url":"http://irssi.org/news","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://marc.info/?l=oss-security\u0026m=127098845125270\u0026w=2","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://marc.info/?l=oss-security\u0026m=127115784314970\u0026w=2","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://securitytracker.com/id?1023845","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"http://slackware.com/security/viewer.php?l=slackware-security\u0026y=2010\u0026m=slackware-security.497301","tags":["vendor-advisory","x_refsource_SLACKWARE","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041054.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://irssi.org/news/ChangeLog","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://secunia.com/advisories/39797","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-1156"},{"url":"https://github.com/advisories/GHSA-xw2v-vp7m-x4qc"},{"url":"https://security-tracker.debian.org/tracker/CVE-2010-1156","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2010-1156","description":"core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.","status":"published","published":"2010-04-16T19:00:00Z","modified":"2024-08-07T01:14:06.392Z","updated_at":"2026-11-02T14:33:29.227451Z"}],"euvd":[{"id":"EUVD-2010-1187","description":"core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.","status":"published","published":"2010-04-16T19:00:00Z","modified":"2024-08-07T01:14:06Z","updated_at":"2026-11-03T01:39:42.741336Z"}],"ghsa":[{"id":"GHSA-xw2v-vp7m-x4qc","title":"core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL...","description":"core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.","status":"published","published":"2022-05-02T06:19:33Z","modified":"2023-02-01T05:00:47Z","updated_at":"2026-11-02T14:49:36.329924Z"}],"nvd":[{"id":"CVE-2010-1156","description":"core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.","status":"published","published":"2010-04-16T19:30:00.397Z","modified":"2026-06-16T23:17:37.347Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:45.97784Z"}],"osv":[{"id":"CVE-2010-1156","description":"core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.","status":"published","published":"2010-04-16T19:30:00Z","modified":"2026-04-10T03:41:10.495139Z","updated_at":"2026-11-02T15:43:57.714116Z"},{"id":"DEBIAN-CVE-2010-1156","description":"core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.","status":"published","published":"2010-04-16T19:30:00.397Z","modified":"2026-10-23T17:47:26.794263666Z","updated_at":"2026-11-02T15:45:24.316685Z"}]}}