Security update for libsass (moderate)

openSUSE Security Update: Security update for libsass Announcement ID: openSUSE-SU-2019:1791-1 Rating: moderate References: 1096894 1118301 1118346 1118348 1118349 1118351 1119789 1121943 1121944 1121945 1133200 1133201 Cross-References: CVE-2018-11499 CVE-2018-19797 CVE-2018-19827 CVE-2018-19837...

libsass/data_context_fuzzer: Crash in Sass::Parser::parseCompoundSelector

Project: https://github.com/sass/libsass.git Detailed report: https://oss-fuzz.com/testcase?key=5717181783867392 Project: libsass Fuzzer: libFuzzerlibsassdatacontextfuzzer Fuzz target binary: datacontextfuzzer Job Type: libfuzzermsanlibsass Platform Id: linux Crash Type: UNKNOWN READ Crash Addres...

libsass/data_context_fuzzer: Heap-buffer-overflow in std::__1::vector<std::__1::vector<Sass::SharedImpl<Sass::ComplexSelector>, std::

Project: https://github.com/sass/libsass.git Detailed report: https://oss-fuzz.com/testcase?key=5161915090731008 Project: libsass Fuzzer: libFuzzerlibsassdatacontextfuzzer Fuzz target binary: datacontextfuzzer Job Type: libfuzzerasanlibsass Platform Id: linux Crash Type: Heap-buffer-overflow READ...

libsass/data_context_fuzzer: Heap-buffer-overflow in Sass::Prelexer::quoted_string

Project: https://github.com/sass/libsass.git Detailed report: https://oss-fuzz.com/testcase?key=4812489848520704 Project: libsass Fuzzer: afllibsassdatacontextfuzzer Fuzz target binary: datacontextfuzzer Job Type: aflasanlibsass Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash...

CVE-2018-11696

An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Inspect::operator which could be leveraged by an attacker to cause a denial of service application crash or possibly have unspecified other impact...

CVE-2018-19827

A type confusion flaw was discovered in libsass in Expand::operator in expand.cpp. An attacker could use this flaw to make an application that uses libsass crash or execute arbitrary code...

CVE-2018-19826

DISPUTED In inspect.cpp in LibSass 3.5.5, a high memory footprint caused by an endless loop containing a Sass::Inspect::operatorSass::StringQuoted stack frame may cause a Denial of Service via crafted sass input files with stray '&' or '/' characters. NOTE: Upstream comments indicate this issue i...

CVE-2018-20821

The parsing component in LibSass through 3.5.5 allows attackers to cause a denial-of-service uncontrolled recursion in Sass::Parser::parsecssvariablevalue in parser.cpp...

CVE-2018-20822

LibSass 3.5.4 allows attackers to cause a denial-of-service uncontrolled recursion in Sass::ComplexSelector::perform in ast.hpp and Sass::Inspect::operator in inspect.cpp...

CVE-2018-19838

In LibSass prior to 3.5.5, functions inside ast.cpp for IMPLEMENTASTOPERATORS expansion allow attackers to cause a denial-of-service resulting from stack consumption via a crafted sass file, as demonstrated by recursive calls involving clone, cloneChildren, and copy...

CVE-2018-19839

In LibSass prior to 3.5.5, the function handleerror in sasscontext.cpp allows attackers to cause a denial-of-service resulting from a heap-based buffer over-read via a crafted sass file...

CVE-2018-19837

In LibSass prior to 3.5.5, Sass::Eval::operatorSass::BinaryExpression inside eval.cpp allows attackers to cause a denial-of-service resulting from stack consumption via a crafted sass file, because of certain incorrect parsing of '%' as a modulo operator in parser.cpp...

CVE-2019-6286

In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::skipoverscopes in prelexer.hpp when called from Sass::Parser::parseimport, a similar issue to CVE-2018-11693...

CVE-2019-6284

In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::alternatives in prelexer.hpp...

CVE-2019-6283

In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::parenthesescope in prelexer.hpp...

CVE-2018-11698

An issue was discovered in LibSass through 3.5.4. An out-of-bounds read of a memory region was found in the function Sass::handleerror which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service...

CVE-2018-11697

An issue was discovered in LibSass through 3.5.4. An out-of-bounds read of a memory region was found in the function Sass::Prelexer::exactly which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service...

CVE-2018-11694

An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selectorappend which could be leveraged by an attacker to cause a denial of service application crash or possibly have unspecified other impact...

CVE-2018-11695

An issue was discovered in LibSass through 3.5.2. A NULL pointer dereference was found in the function Sass::Expand::operator which could be leveraged by an attacker to cause a denial of service application crash or possibly have unspecified other impact...

CVE-2018-11693

An issue was discovered in LibSass through 3.5.4. An out-of-bounds read of a memory region was found in the function Sass::Prelexer::skipoverscopes which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service...