CVE-2017-11556

NameCVE-2017-11556
DescriptionThere 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
Debian Bugs870182

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libsass (PTS)stretch3.4.3-1vulnerable
buster3.5.5-4fixed
bullseye3.6.4+20201122-1fixed
bookworm, sid3.6.5+20211226-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libsasssource(unstable)3.5.4-1870182

Notes

[stretch] - libsass <no-dsa> (Minor issue)
https://github.com/sass/libsass/issues/2447
https://github.com/sass/libsass/commit/7664114543757e932f5b1a2ff5295aa9b34f8623

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