CVE-2017-11608

NameCVE-2017-11608
DescriptionThere 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 denial of service attack.
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)
NVD severitymedium (attack range: remote)
Debian Bugs870186

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libsass (PTS)stretch3.4.3-1vulnerable
buster, sid3.5.5-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libsasssource(unstable)3.4.6-1medium870186

Notes

[stretch] - libsass <no-dsa> (Minor issue)
https://bugzilla.redhat.com/show_bug.cgi?id=1474276
https://github.com/sass/libsass/commit/648f763ede97f9a2c2c843a0a18ac18bbde3507b (3.4.6)

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