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Debian: DLA-2520-1 Critical: Golang Websocket Denial Of Service

There was an integer overflow vulnerability concerning the length of websocket frames received via a websocket connection. An attacker could use this flaw to cause a denial of service attack on an HTTP Server allowing websocket connections. . - ------------------------------------------------------------------------- Debian LTS Advisory DLA-2520-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/lts/security/ Brian May January 07, 2021 https://wiki.debian.org/LTS - ------------------------------------------------------------------------- Package : golang-websocket Version : 1.1.0-1+deb9u1 CVE ID : CVE-2020-27813 There was an integer overflow vulnerability concerning the length of websocket frames received via a websocket connection. An attacker could use this flaw to cause a denial of service attack on an HTTP Server allowing websocket connections. For Debian 9 stretch, this problem has been fixed in version 1.1.0-1+deb9u1. We recommend that you upgrade your golang-websocket packages. For the detailed security status of golang-websocket please refer to its security tracker page at: Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS . Enhance the golang-websocket package to mitigate integer overflow issues that can lead to denial-of-service attacks on HTTP servers.. Debian Security,Golang Websocket,Denial Of Service. . Severity: Critical. LinuxSecurity.com Team

Jan 07, 2021 •Critical Debian LTS