AVG-359

Package libsass
Status Fixed
Severity High
Type denial of service
Affected 3.4.9-1
Fixed 3.5.4-1
Current 3.5.4-1 [community]
Ticket None
Created Mon Jul 24 15:39:54 2017
Issue Severity Remote Type Description
CVE-2017-11608 High Yes Denial of service
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...
CVE-2017-11605 High Yes Denial of service
There is a heap based buffer over-read in LibSass 3.4.5, related to address 0xb4803ea1. A crafted input will lead to a remote denial of service attack.
CVE-2017-11555 Medium Yes Denial of service
There is an illegal address access in the Eval::operator function in eval.cpp in LibSass 3.4.5. A crafted input will lead to a remote denial of service.
CVE-2017-11554 Medium Yes Denial of service
There is a stack consumption vulnerability in the lex function in parser.hpp (as used in sassc) in LibSass 3.4.5. A crafted input will lead to a remote...
References
https://bugzilla.redhat.com/show_bug.cgi?id=1474276
https://bugzilla.redhat.com/show_bug.cgi?id=1474019
https://bugzilla.redhat.com/show_bug.cgi?id=1471780
https://github.com/sass/libsass/issues/2445
https://bugzilla.redhat.com/show_bug.cgi?id=1471782
Notes
Apparently most of these have been fixed in 3.5.0..