Description
There is a heap-based buffer over-read in the Sass::Prelexer::re_linebreak function in lexer.cpp in LibSass 3.4.5. A crafted input will lead to a remote denial of service attack.
Remediation
References
https://bugzilla.redhat.com/show_bug.cgi?id=1474276
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CVE-2019-15532 Vulnerability in npm package cyberchef
CVE-2014-3578 Vulnerability in maven package org.springframework:spring-core