Debian Libsass vulnerabilities

CVE-2022-43358 [HIGH] CVE-2022-43358: libsass - Stack overflow vulnerability in ast_selectors.cpp: in function Sass::ComplexSele... Stack overflow vulnerability in ast_selectors.cpp: in function Sass::ComplexSelector::has_placeholder in libsass:3.6.5-8-g210218, which can be exploited by attackers to cause a denial of service (DoS). Scope: local bookworm: open bullseye: open forky: resolved (fixed in 3.6.5+20231221-2) sid: resolved (fixed in 3.6.5+20231221-2) trixie: resolved (fixed in 3.6.5+2023

CVE-2022-26592 [HIGH] CVE-2022-26592: libsass - Stack Overflow vulnerability in libsass 3.6.5 via the CompoundSelector::has_real... Stack Overflow vulnerability in libsass 3.6.5 via the CompoundSelector::has_real_parent_ref function. Scope: local bookworm: open bullseye: open forky: resolved (fixed in 3.6.5+20231221-2) sid: resolved (fixed in 3.6.5+20231221-2) trixie: resolved (fixed in 3.6.5+20231221-2)

CVE-2022-43357 [HIGH] CVE-2022-43357: libsass - Stack overflow vulnerability in ast_selectors.cpp in function Sass::CompoundSele... Stack overflow vulnerability in ast_selectors.cpp in function Sass::CompoundSelector::has_real_parent_ref in libsass:3.6.5-8-g210218, which can be exploited by attackers to causea denial of service (DoS). Also affects the command line driver for libsass, sassc 3.6.2. Scope: local bookworm: open bullseye: open forky: resolved (fixed in 3.6.5+20231221-2) sid: resolved

CVE-2019-18798 [MEDIUM] CVE-2019-18798: libsass - LibSass before 3.6.3 allows a heap-based buffer over-read in Sass::weaveParents ... LibSass before 3.6.3 allows a heap-based buffer over-read in Sass::weaveParents in ast_sel_weave.cpp. Scope: local bookworm: resolved (fixed in 3.6.3-1) bullseye: resolved (fixed in 3.6.3-1) forky: resolved (fixed in 3.6.3-1) sid: resolved (fixed in 3.6.3-1) trixie: resolved (fixed in 3.6.3-1)

CVE-2019-6284 [MEDIUM] CVE-2019-6284: libsass - In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::altern... In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::alternatives in prelexer.hpp. Scope: local bookworm: resolved (fixed in 3.5.5-3) bullseye: resolved (fixed in 3.5.5-3) forky: resolved (fixed in 3.5.5-3) sid: resolved (fixed in 3.5.5-3) trixie: resolved (fixed in 3.5.5-3)

CVE-2019-6286 [HIGH] CVE-2019-6286: libsass - In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::skip_o... In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::skip_over_scopes in prelexer.hpp when called from Sass::Parser::parse_import(), a similar issue to CVE-2018-11693. Scope: local bookworm: resolved (fixed in 3.5.5-3) bullseye: resolved (fixed in 3.5.5-3) forky: resolved (fixed in 3.5.5-3) sid: resolved (fixed in 3.5.5-3) trixie: resolved (fixed

CVE-2019-6283 [MEDIUM] CVE-2019-6283: libsass - In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::parent... In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::parenthese_scope in prelexer.hpp. Scope: local bookworm: resolved (fixed in 3.5.5-3) bullseye: resolved (fixed in 3.5.5-3) forky: resolved (fixed in 3.5.5-3) sid: resolved (fixed in 3.5.5-3) trixie: resolved (fixed in 3.5.5-3)

CVE-2019-18797 [MEDIUM] CVE-2019-18797: libsass - LibSass 3.6.1 has uncontrolled recursion in Sass::Eval::operator()(Sass::Binary_... LibSass 3.6.1 has uncontrolled recursion in Sass::Eval::operator()(Sass::Binary_Expression*) in eval.cpp. Scope: local bookworm: open bullseye: open forky: open sid: open trixie: open

CVE-2019-18799 [MEDIUM] CVE-2019-18799: libsass - LibSass before 3.6.3 allows a NULL pointer dereference in Sass::Parser::parseCom... LibSass before 3.6.3 allows a NULL pointer dereference in Sass::Parser::parseCompoundSelector in parser_selectors.cpp. Scope: local bookworm: resolved (fixed in 3.6.3-1) bullseye: resolved (fixed in 3.6.3-1) forky: resolved (fixed in 3.6.3-1) sid: resolved (fixed in 3.6.3-1) trixie: resolved (fixed in 3.6.3-1)

CVE-2018-11499 [CRITICAL] CVE-2018-11499: libsass - A use-after-free vulnerability exists in handle_error() in sass_context.cpp in L... A use-after-free vulnerability exists in handle_error() in sass_context.cpp in LibSass 3.4.x and 3.5.x through 3.5.4 that could be leveraged to cause a denial of service (application crash) or possibly unspecified other impact. Scope: local bookworm: resolved (fixed in 3.5.5-3) bullseye: resolved (fixed in 3.5.5-3) forky: resolved (fixed in 3.5.5-3) sid: resolve

CVE-2018-19827 [HIGH] CVE-2018-19827: libsass - In LibSass 3.5.5, a use-after-free vulnerability exists in the SharedPtr class i... In LibSass 3.5.5, a use-after-free vulnerability exists in the SharedPtr class in SharedPtr.cpp (or SharedPtr.hpp) that may cause a denial of service (application crash) or possibly have unspecified other impact. Scope: local bookworm: resolved (fixed in 3.5.5-3) bullseye: resolved (fixed in 3.5.5-3) forky: resolved (fixed in 3.5.5-3) sid: resolved (fixed in 3.5.5-3

CVE-2018-11697 [HIGH] CVE-2018-11697: libsass - An issue was discovered in LibSass through 3.5.4. An out-of-bounds read of a mem... 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. Scope: local bookworm: resolved (fixed in 3.6.3-1) bullseye: resolved (fixed in 3.6.3-1)

CVE-2018-11698 [HIGH] CVE-2018-11698: libsass - An issue was discovered in LibSass through 3.5.4. An out-of-bounds read of a mem... 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::handle_error which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service. Scope: local bookworm: resolved (fixed in 3.6.3-1) bullseye: resolved (fixed in 3.6.3-1) forky:

CVE-2018-11696 [HIGH] CVE-2018-11696: libsass - An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was... 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. Scope: local bookworm: resolved (fixed in 3.5.5-1) bullseye: resolved (fixed in 3.5.5-1) forky: resolved (fix

CVE-2018-19839 [MEDIUM] CVE-2018-19839: libsass - In LibSass prior to 3.5.5, the function handle_error in sass_context.cpp allows ... In LibSass prior to 3.5.5, the function handle_error in sass_context.cpp allows attackers to cause a denial-of-service resulting from a heap-based buffer over-read via a crafted sass file. Scope: local bookworm: resolved (fixed in 3.5.5-4) bullseye: resolved (fixed in 3.5.5-4) forky: resolved (fixed in 3.5.5-4) sid: resolved (fixed in 3.5.5-4) trixie: resolved (fi

CVE-2018-19837 [MEDIUM] CVE-2018-19837: libsass - In LibSass prior to 3.5.5, Sass::Eval::operator()(Sass::Binary_Expression*) insi... In LibSass prior to 3.5.5, Sass::Eval::operator()(Sass::Binary_Expression*) 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. Scope: local bookworm: resolved (fixed in 3.5.4+20180621~c0a6cf3-1) bullseye: resolved (fi

CVE-2018-19797 [MEDIUM] CVE-2018-19797: libsass - In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::Selector_List... In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::Selector_List::populate_extends in SharedPtr.hpp (used by ast.cpp and ast_selectors.cpp) may cause a Denial of Service (application crash) via a crafted sass input file. Scope: local bookworm: resolved (fixed in 3.6.3-1) bullseye: resolved (fixed in 3.6.3-1) forky: resolved (fixed in 3.6.3-1) sid:

CVE-2018-11693 [HIGH] CVE-2018-11693: libsass - An issue was discovered in LibSass through 3.5.4. An out-of-bounds read of a mem... 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::skip_over_scopes which could be leveraged by an attacker to disclose information or manipulated to read from unmapped memory causing a denial of service. Scope: local bookworm: resolved (fixed in 3.5.4+20180621~c0a6cf3-1) bullseye: res

CVE-2018-19838 [MEDIUM] CVE-2018-19838: libsass - In LibSass prior to 3.5.5, functions inside ast.cpp for IMPLEMENT_AST_OPERATORS ... In LibSass prior to 3.5.5, functions inside ast.cpp for IMPLEMENT_AST_OPERATORS 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(). Scope: local bookworm: resolved (fixed in 3.6.3-1) bullseye: resolved (fixed in 3.6.3-1) f

CVE-2018-11694 [HIGH] CVE-2018-11694: libsass - An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was... An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selector_append which could be leveraged by an attacker to cause a denial of service (application crash) or possibly have unspecified other impact. Scope: local bookworm: resolved (fixed in 3.6.3-1) bullseye: resolved (fixed in 3.6.3-1) forky: reso