{"id":"CVE-2016-7044","aliases":["ALPINE-CVE-2016-7044","DEBIAN-CVE-2016-7044","DSA-3672-1","EUVD-2016-7926","GHSA-pcc5-fpf6-mmhc","SUSE-SU-2016:2524-1","UBUNTU-CVE-2016-7044","USN-3086-1","openSUSE-SU-2016:2524-1","openSUSE-SU-2024:10455-1"],"status":"published","title":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when...","description":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when compiled with true-color enabled, allows remote attackers to cause a denial of service (heap corruption and crash) via an incomplete 24bit color code.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04707,"percentile":0.91877,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2016-09-21T00:00:00Z","modified":"2026-10-24T10:30:17Z","fixes":[{"ecosystem":"Alpine:v3.2","package":"irssi","fixed_in":["0.8.20-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.3","package":"irssi","fixed_in":["0.8.20-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"irssi","fixed_in":["0.8.20-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"irssi","fixed_in":["0.8.20-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"irssi","fixed_in":["0.8.20-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"irssi","fixed_in":["0.8.19-1ubuntu1.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.2","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.20-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.3","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.20-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.20-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.20-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.20-1"}]}]},{"source":"osv","ecosystem":"Debian:8","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.17-1+deb8u1"}]}],"versions":["0.8.17-1","0.8.17-1+deb8u1~bpo70+1"],"bundled":2},{"source":"osv","ecosystem":"SUSE:Package Hub 12","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.20-9.1"}]}],"bundled":3},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.19-1ubuntu1.2"}]}],"versions":["0.8.17-1ubuntu1","0.8.17-1ubuntu2","0.8.18-1ubuntu1","0.8.19-1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.19-1ubuntu1.2"}]}],"versions":["0.8.17-1ubuntu1","0.8.17-1ubuntu2","0.8.18-1ubuntu1","0.8.19-1ubuntu1"],"bundled":2},{"source":"osv","ecosystem":"SUSE:Package Hub 12","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.20-9.1"}]}],"bundled":3},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"irssi","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.20-3.1"}]}],"bundled":6}],"products":[{"vendor":"canonical","product":"ubuntu_linux"},{"vendor":"debian","product":"debian_linux"},{"vendor":"irssi","product":"irssi"}],"references":[{"url":"http://www.debian.org/security/2016/dsa-3672","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","Third Party Advisory","advisory"]},{"url":"https://irssi.org/security/irssi_sa_2016.txt","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch","Vendor Advisory","fix"]},{"url":"http://www.securitytracker.com/id/1036868","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"http://www.ubuntu.com/usn/USN-3086-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-7044"},{"url":"https://github.com/advisories/GHSA-pcc5-fpf6-mmhc"},{"url":"https://security.alpinelinux.org/vuln/CVE-2016-7044","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2016-7044","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2016/suse-su-20162524-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1001215","tags":["report"]},{"url":"https://bugzilla.suse.com/999199","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2016-7044","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-7045","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-7553","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2016-7044","tags":["report"]},{"url":"https://github.com/irssi/irssi/releases/tag/0.8.20","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-3086-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-7044","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2016-7045","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2009-1959","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-1154","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2010-1155","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2016-7044","description":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when compiled with true-color enabled, allows remote attackers to cause a denial of service (heap corruption and crash) via an incomplete 24bit color code.","status":"published","published":"2016-09-27T15:00:00Z","modified":"2024-08-06T01:50:47.439Z","updated_at":"2026-11-02T14:33:36.483151Z"}],"euvd":[{"id":"EUVD-2016-7926","description":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when compiled with true-color enabled, allows remote attackers to cause a denial of service (heap corruption and crash) via an incomplete 24bit color code.","status":"published","published":"2016-09-27T15:00:00Z","modified":"2024-08-06T01:50:47Z","updated_at":"2026-11-03T02:22:34.587517Z"}],"ghsa":[{"id":"GHSA-pcc5-fpf6-mmhc","title":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when...","description":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when compiled with true-color enabled, allows remote attackers to cause a denial of service (heap corruption and crash) via an incomplete 24bit color code.","status":"published","published":"2022-05-17T02:21:03Z","modified":"2023-01-27T05:04:19Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:42:26.227554Z"}],"nvd":[{"id":"CVE-2016-7044","description":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when compiled with true-color enabled, allows remote attackers to cause a denial of service (heap corruption and crash) via an incomplete 24bit color code.","status":"published","published":"2016-09-27T15:59:09.033Z","modified":"2026-06-17T00:52:12.58Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:03:31.485755Z"}],"osv":[{"id":"ALPINE-CVE-2016-7044","description":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when compiled with true-color enabled, allows remote attackers to cause a denial of service (heap corruption and crash) via an incomplete 24bit color code.","status":"published","published":"2016-09-27T15:59:09.033Z","modified":"2026-09-22T06:30:30.598838388Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:27:46.318571Z"},{"id":"CVE-2016-7044","description":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when compiled with true-color enabled, allows remote attackers to cause a denial of service (heap corruption and crash) via an incomplete 24bit color code.","status":"published","published":"2016-09-27T15:59:09.033Z","modified":"2026-10-24T10:30:17.136294983Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:02.776224Z"},{"id":"DEBIAN-CVE-2016-7044","description":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when compiled with true-color enabled, allows remote attackers to cause a denial of service (heap corruption and crash) via an incomplete 24bit color code.","status":"published","published":"2016-09-27T15:59:09.033Z","modified":"2026-09-22T07:02:13.705056843Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:27.910042Z"},{"id":"UBUNTU-CVE-2016-7044","description":"The unformat_24bit_color function in the format parsing code in Irssi before 0.8.20, when compiled with true-color enabled, allows remote attackers to cause a denial of service (heap corruption and crash) via an incomplete 24bit color code.","status":"published","published":"2016-09-21T19:00:00Z","modified":"2026-04-22T10:55:05.465084Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:12.642042Z"},{"id":"DSA-3672-1","title":"irssi - security update","status":"published","published":"2016-09-21T00:00:00Z","modified":"2026-03-09T01:19:09.244875Z","updated_at":"2026-11-02T15:46:16.199525Z"},{"id":"openSUSE-SU-2016:2524-1","title":"Security update for irssi","description":"The IRC client irssi was updated to 0.8.20, fixing various bugs and security issues.\n\n* CVE-2016-7044: The unformat_24bit_color function in the format parsing\n  code in Irssi, when compiled with true-color enabled, allowed remote\n  attackers to cause a denial of service (heap corruption and crash)\n  via an incomplete 24bit color code.\n* CVE-2016-7045: The format_send_to_gui function in the format parsing\n  code in Irssi allowed remote attackers to cause a denial of service\n  (heap corruption and crash) via vectors involving the length of a string.\n\nSee https://irssi.org/security/irssi_sa_2016.txt for more details.\n\n* CVE-2016-7553: A information disclosure vulnerability in irssi buf.pl\n\nSee https://irssi.org/2016/09/22/buf.pl-update/ for more information.\n  ","status":"published","published":"2016-10-07T13:29:02Z","modified":"2026-02-04T02:37:34.571921Z","updated_at":"2026-11-02T16:58:30.39372Z"},{"id":"openSUSE-SU-2024:10455-1","title":"irssi-0.8.20-3.1 on GA media","description":"These are all security issues fixed in the irssi-0.8.20-3.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:38:50.308463Z","updated_at":"2026-11-02T16:58:34.487567Z"},{"id":"SUSE-SU-2016:2524-1","title":"Security update for irssi","description":"The IRC client irssi was updated to 0.8.20, fixing various bugs and security issues.\n\n* CVE-2016-7044: The unformat_24bit_color function in the format parsing\n  code in Irssi, when compiled with true-color enabled, allowed remote\n  attackers to cause a denial of service (heap corruption and crash)\n  via an incomplete 24bit color code.\n* CVE-2016-7045: The format_send_to_gui function in the format parsing\n  code in Irssi allowed remote attackers to cause a denial of service\n  (heap corruption and crash) via vectors involving the length of a string.\n\nSee https://irssi.org/security/irssi_sa_2016.txt for more details.\n\n* CVE-2016-7553: A information disclosure vulnerability in irssi buf.pl\n\nSee https://irssi.org/2016/09/22/buf.pl-update/ for more information.\n  ","status":"published","published":"2016-10-07T13:29:02Z","modified":"2026-02-04T03:33:30.942545Z","updated_at":"2026-11-02T15:53:43.438985Z"},{"id":"USN-3086-1","title":"irssi vulnerabilities","description":"Gabriel Campana and Adrien Guinet discovered that the format parsing code\nin Irssi did not properly verify 24bit color codes. A remote attacker could\nuse this to cause a denial of service (application crash). (CVE-2016-7044)\n\nGabriel Campana and Adrien Guinet discovered that a buffer overflow existed\nin the format parsing code in Irssi. A remote attacker could use this to\ncause a denial of service (application crash). (CVE-2016-7045)\n","status":"published","published":"2016-09-21T18:53:42Z","modified":"2026-04-22T09:28:46.803352Z","updated_at":"2026-11-02T16:58:10.303275Z"}]}}