| Name | CVE-2017-11556 |
| Description | There is a stack consumption vulnerability in the Parser::advanceToNextToken function in parser.cpp in LibSass 3.4.5. A crafted input may lead to remote denial of service. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 870182 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libsass (PTS) | stretch | 3.4.3-1 | vulnerable |
| buster | 3.5.5-4 | fixed |
| bullseye | 3.6.4+20201122-1 | fixed |
| bookworm | 3.6.5+20220909-1 | fixed |
| sid, trixie | 3.6.5+20231221-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| libsass | source | (unstable) | 3.5.4-1 | | | 870182 |
Notes
[stretch] - libsass <no-dsa> (Minor issue)
https://github.com/sass/libsass/issues/2447
https://github.com/sass/libsass/commit/7664114543757e932f5b1a2ff5295aa9b34f8623