{"id":"CVE-2018-7167","aliases":["ALPINE-CVE-2018-7167","BELL-CVE-2018-7167","DEBIAN-CVE-2018-7167","EUVD-2018-18909","GHSA-jr5v-587f-389p","MGASA-2019-0277","RHSA-2018:2949","SUSE-SU-2018:1892-1","SUSE-SU-2018:1918-1","SUSE-SU-2019:14246-1","UBUNTU-CVE-2018-7167","USN-4796-1"],"status":"published","title":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could...","description":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could result in a Denial of Service. In order to address this vulnerability, the implementations of Buffer.alloc() and Buffer.fill() were updated so that they zero fill instead of hanging in these cases. All versions of Node.js 6.x (LTS \"Boron\"), 8.x (LTS \"Carbon\"), and 9.x are vulnerable. All versions of Node.js 10.x (Current) are NOT vulnerable.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.06689,"percentile":0.93953,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2018-06-13T16:00:00Z","modified":"2026-11-04T20:01:37Z","fixes":[{"ecosystem":"Alpine:v3.10","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.11","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.12","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.8","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.9","package":"nodejs","fixed_in":["8.11.3-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"nodejs","fixed_in":["10.15.0~dfsg-6"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"nodejs","fixed_in":["10.15.0~dfsg-6"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"nodejs","fixed_in":["10.15.0~dfsg-6"],"sources":["osv"]},{"ecosystem":"SUSE:OpenStack 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},{"url":"https://ubuntu.com/security/CVE-2016-7099","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-1000381","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-7160","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-12115","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-12116","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-12122","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-12123","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2019-5737","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2018-7167","description":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could result in a Denial of Service. In order to address this vulnerability, the implementations of Buffer.alloc() and Buffer.fill() were updated so that they zero fill instead of hanging in these cases. All versions of Node.js 6.x (LTS \"Boron\"), 8.x (LTS \"Carbon\"), and 9.x are vulnerable. All versions of Node.js 10.x (Current) are NOT vulnerable.","status":"published","published":"2018-06-13T16:00:00Z","modified":"2026-10-08T21:14:04.882Z","updated_at":"2026-11-02T14:35:09.908186Z"}],"euvd":[{"id":"EUVD-2018-18909","description":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could result in a Denial of Service. In order to address this vulnerability, the implementations of Buffer.alloc() and Buffer.fill() were updated so that they zero fill instead of hanging in these cases. All versions of Node.js 6.x (LTS \"Boron\"), 8.x (LTS \"Carbon\"), and 9.x are vulnerable. All versions of Node.js 10.x (Current) are NOT vulnerable.","status":"published","published":"2018-06-13T16:00:00Z","modified":"2026-10-08T21:14:04Z","updated_at":"2026-11-02T17:27:26.452288Z"}],"ghsa":[{"id":"GHSA-jr5v-587f-389p","title":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could...","description":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could result in a Denial of Service. In order to address this vulnerability, the implementations of Buffer.alloc() and Buffer.fill() were updated so that they zero fill instead of hanging in these cases. All versions of Node.js 6.x (LTS \"Boron\"), 8.x (LTS \"Carbon\"), and 9.x are vulnerable. All versions of Node.js 10.x (Current) are NOT vulnerable.","status":"published","published":"2022-05-13T01:27:48Z","modified":"2026-10-09T00:32:03Z","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":"2026-11-02T15:12:59.31428Z"}],"nvd":[{"id":"CVE-2018-7167","description":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could result in a Denial of Service. In order to address this vulnerability, the implementations of Buffer.alloc() and Buffer.fill() were updated so that they zero fill instead of hanging in these cases. All versions of Node.js 6.x (LTS \"Boron\"), 8.x (LTS \"Carbon\"), and 9.x are vulnerable. All versions of Node.js 10.x (Current) are NOT vulnerable.","status":"published","published":"2018-06-13T16:29:01.86Z","modified":"2026-10-08T22:16:48.373Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/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":"2026-11-02T14:04:29.837913Z"}],"osv":[{"id":"ALPINE-CVE-2018-7167","description":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could result in a Denial of Service. In order to address this vulnerability, the implementations of Buffer.alloc() and Buffer.fill() were updated so that they zero fill instead of hanging in these cases. All versions of Node.js 6.x (LTS \"Boron\"), 8.x (LTS \"Carbon\"), and 9.x are vulnerable. All versions of Node.js 10.x (Current) are NOT vulnerable.","status":"published","published":"2018-06-13T16:29:01.86Z","modified":"2026-10-23T17:17:55.292017043Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:27:47.663013Z"},{"id":"BELL-CVE-2018-7167","title":"CVE-2018-7167 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:13:39.762487Z","modified":"2026-02-18T07:38:21.591904Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:14.701973Z"},{"id":"CVE-2018-7167","description":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could result in a Denial of Service. In order to address this vulnerability, the implementations of Buffer.alloc() and Buffer.fill() were updated so that they zero fill instead of hanging in these cases. All versions of Node.js 6.x (LTS \"Boron\"), 8.x (LTS \"Carbon\"), and 9.x are vulnerable. All versions of Node.js 10.x (Current) are NOT vulnerable.","status":"published","published":"2018-06-13T16:29:01.86Z","modified":"2026-10-24T10:30:56.602131044Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:09.74357Z"},{"id":"DEBIAN-CVE-2018-7167","description":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could result in a Denial of Service. In order to address this vulnerability, the implementations of Buffer.alloc() and Buffer.fill() were updated so that they zero fill instead of hanging in these cases. All versions of Node.js 6.x (LTS \"Boron\"), 8.x (LTS \"Carbon\"), and 9.x are vulnerable. All versions of Node.js 10.x (Current) are NOT vulnerable.","status":"published","published":"2018-06-13T16:29:01.86Z","modified":"2026-10-09T09:47:29.043459701Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:30.867575Z"},{"id":"RHSA-2018:2949","title":"Red Hat Security Advisory: rh-nodejs8-nodejs security update","status":"published","published":"2024-09-13T19:49:56Z","modified":"2026-10-16T10:01:11Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:05.383061Z"},{"id":"UBUNTU-CVE-2018-7167","description":"Calling Buffer.fill() or Buffer.alloc() with some parameters can lead to a hang which could result in a Denial of Service. In order to address this vulnerability, the implementations of Buffer.alloc() and Buffer.fill() were updated so that they zero fill instead of hanging in these cases. All versions of Node.js 6.x (LTS \"Boron\"), 8.x (LTS \"Carbon\"), and 9.x are vulnerable. All versions of Node.js 10.x (Current) are NOT vulnerable.","status":"published","published":"2018-06-13T16:29:00Z","modified":"2026-11-04T20:01:37.745710922Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-06T14:21:52.604246Z"},{"id":"MGASA-2019-0277","title":"Updated nodejs packages fix security vulnerabilities","description":"This update provides nodejs v6.17.1 fixing at least the following security\nissues:\n\nThe c-ares function ares_parse_naptr_reply(), which is used for parsing\nNAPTR responses, could be triggered to read memory outside of the given\ninput buffer (CVE-2017-1000381) \n\nFix for 'path' module regular expression denial of service (CVE-2018-7158)\n\nReject spaces in HTTP Content-Length header values (CVE-2018-7159)\n\nFix for inspector DNS rebinding vulnerability (CVE-2018-7160)\n\nbuffer: Fixes Denial of Service vulnerability where calling Buffer.fill()\ncould hang (CVE-2018-7167)\n\nbuffer: Fix out-of-bounds (OOB) write in Buffer.write() for UCS-2 encoding\n(CVE-2018-12115)\n\nNode.js: HTTP request splitting (CVE-2018-12116)\n\nNode.js: Debugger port 5858 listens on any interface by default\n(CVE-2018-12120)\n\nNode.js: Denial of Service with large HTTP headers (CVE-2018-12121)\n\nNode.js: Slowloris HTTP Denial of Service (CVE-2018-12122)\n\nNode.js: Hostname spoofing in URL parser for javascript protocol (CVE-2018-12123)\n\nNode.js: Slowloris HTTP Denial of Service with keep-alive (CVE-2019-5737)\n\nNode.js: Denial of Service with keep-alive HTTP connections (CVE-2019-5739)\n\nFor other fixes in this update, see the referenced release logs.\n","status":"published","published":"2019-09-15T13:24:16Z","modified":"2026-04-16T04:41:44.565194424Z","updated_at":"2026-11-02T15:49:40.793816Z"},{"id":"SUSE-SU-2018:1892-1","title":"Security update for nodejs6","description":"This update for nodejs6 to version 6.14.3 fixes the following issues:\n\nThe following security vulnerability was addressed:\n\n- Fixed a denial of service (DoS) vulnerability in Buffer.fill(), which could\n  hang when being called (CVE-2018-7167, bsc#1097375).\n\nThe following other changes were made:\n\n- Use absolute paths in executable shebang lines\n- Fixed building with ICU61.1 (bsc#1091764)\n","status":"published","published":"2018-07-05T15:29:53Z","modified":"2026-02-04T03:32:30.365013Z","updated_at":"2026-11-02T15:53:44.972817Z"},{"id":"SUSE-SU-2018:1918-1","title":"Security update for nodejs8","description":"This update for nodejs8 to version 8.11.3 fixes the following issues:\n\nThese security issues were fixed:\n\n- CVE-2018-7167: Calling Buffer.fill() or Buffer.alloc() with some parameters\n  could have lead to a hang which could have resulted in a DoS (bsc#1097375).\n- CVE-2018-7161: By interacting with the http2 server in a manner that\n  triggered a cleanup bug where objects are used in native code after they are no\n  longer available an attacker could have caused a denial of service (DoS) by\n  causing a node server providing an http2 server to crash (bsc#1097404).\n- CVE-2018-1000168: Fixed a denial of service vulnerability by unbundling\n  nghttp2 (bsc#1097401)\n","status":"published","published":"2018-07-09T09:55:35Z","modified":"2026-02-04T03:25:18.619216Z","updated_at":"2026-11-02T15:53:44.972817Z"},{"id":"SUSE-SU-2019:14246-1","title":"Security update for Mozilla Firefox","description":"\nThis update contains the Mozilla Firefox ESR 68.2 release.\n\nMozilla Firefox was updated to ESR 68.2 release:\n\n* Enterprise: New administrative policies were added. More\n  information and templates are available at the Policy\n  Templates page.\n\n* Various security fixes:\n  MFSA 2019-33 (bsc#1154738)\n  * CVE-2019-15903: Heap overflow in expat library in XML_GetCurrentLineNumber\n  * CVE-2019-11757: Use-after-free when creating index updates in IndexedDB\n  * CVE-2019-11758: Potentially exploitable crash due to 360 Total Security\n  * CVE-2019-11759: Stack buffer overflow in HKDF output\n  * CVE-2019-11760: Stack buffer overflow in WebRTC networking\n  * CVE-2019-11761: Unintended access to a privileged JSONView object\n  * CVE-2019-11762: document.domain-based origin isolation has same-origin- property violation\n  * CVE-2019-11763: Incorrect HTML parsing results in XSS bypass technique\n  * CVE-2019-11764: Memory safety bugs fixed in Firefox 70 and Firefox ESR 68.2\n\nOther Issues resolved:\n\n* [bsc#1104841] Newer versions of firefox have a dependency on\n                GLIBCXX_3.4.20\n* [bsc#1074235] MozillaFirefox: background tab crash reports sent\n                inadvertently without user opt-in\n* [bsc#1043008] Firefox hangs randomly when browsing and\n                scrolling\n* [bsc#1025108] Firefox stops loading page until mouse is moved\n* [bsc#905528]  Firefox malfunctions due to broken omni.ja\n                archives\n\n","status":"published","published":"2020-01-17T17:07:38Z","modified":"2026-02-04T02:31:26.178072Z","updated_at":"2026-11-02T15:53:46.44301Z"},{"id":"USN-4796-1","title":"nodejs vulnerabilities","description":"Alexander Minozhenko and James Bunton discovered that Node.js did not\nproperly handle wildcards in name fields of X.509 TLS certificates. An\nattacker could use this vulnerability to execute a machine-in-the-middle-\nattack. This issue only affected Ubuntu 14.04 ESM and 16.04 ESM. (CVE-2016-7099)\n\nIt was discovered that Node.js incorrectly handled certain NAPTR responses.\nA remote attacker could possibly use this issue to cause applications using\nNode.js to crash, resulting in a denial of service. This issue only affected\nUbuntu 16.04 ESM. (CVE-2017-1000381)\n\nNikita Skovoroda discovered that Node.js mishandled certain input, leading\nto an out of bounds write. An attacker could use this vulnerability to\ncause a denial of service (crash) or possibly execute arbitrary code. This\nissue only affected Ubuntu 18.04 ESM. (CVE-2018-12115)\n\nArkadiy Tetelman discovered that Node.js improperly handled certain\nmalformed HTTP requests. An attacker could use this vulnerability to inject\nunexpected HTTP requests. This issue only affected Ubuntu 18.04 ESM.\n(CVE-2018-12116)\n\nJan Maybach discovered that Node.js did not time out if incomplete\nHTTP/HTTPS headers were received. An attacker could use this vulnerability\nto cause a denial of service by keeping HTTP/HTTPS connections alive for a\nlong period of time. This issue only affected Ubuntu 18.04 ESM.\n(CVE-2018-12122)\n\nMartin Bajanik discovered that the url.parse() method would return\nincorrect results if it received specially crafted input. An attacker could\nuse this vulnerability to spoof the hostname and bypass hostname-specific\nsecurity controls. This issue only affected Ubuntu 18.04 ESM. (CVE-2018-12123)\n\nIt was discovered that Node.js is vulnerable to a DNS rebinding attack which\ncould be exploited to perform remote code execution. An attack is possible\nfrom malicious websites open in a web browser with network access to the system\nrunning the Node.js process. This issue only affected Ubuntu 18.04 ESM.\n(CVE-2018-7160)\n\nIt was discovered that the Buffer.fill() and Buffer.alloc() methods\nimproperly handled certain inputs. An attacker could use this vulnerability\nto cause a denial of service. This issue only affected Ubuntu 18.04 ESM.\n(CVE-2018-7167)\n\nMarco Pracucci discovered that Node.js mishandled HTTP and HTTPS\nconnections. An attacker could use this vulnerability to cause a denial of\nservice. This issue only affected Ubuntu 18.04 ESM. (CVE-2019-5737)\n","status":"published","published":"2021-03-15T21:18:37Z","modified":"2026-06-29T13:48:17.400849278Z","updated_at":"2026-11-02T16:58:15.159055Z"}]}}