Description
There are memory leaks in LibSass 3.4.5 triggered by deeply nested code, such as code with a long sequence of open parenthesis characters, leading to a remote denial of service attack.
Remediation
References
https://bugzilla.redhat.com/show_bug.cgi?id=1482331
Related Vulnerabilities
CVE-2019-13127 Vulnerability in maven package org.webjars.bower:mxgraph
CVE-2020-13935 Vulnerability in maven package org.apache.tomcat:tomcat-coyote
CVE-2019-18797 Vulnerability in npm package node-sass
CVE-2020-1941 Vulnerability in maven package org.apache.activemq:activemq-web-console
CVE-2021-21633 Vulnerability in maven package org.jenkins-ci.plugins:dependency-track