{"id":"CVE-2017-11608","aliases":["DEBIAN-CVE-2017-11608","EUVD-2017-3221","GHSA-5cqh-5hxx-9w4g","UBUNTU-CVE-2017-11608"],"status":"published","title":"There is a heap-based buffer over-read in the Sass::Prelexer::re_linebreak function in lexer.cpp...","description":"There 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.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01145,"percentile":0.66948,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-125"],"published":"2017-07-24T12:00:00Z","modified":"2026-09-01T20:03:41Z","fixes":[{"ecosystem":"Debian:12","package":"libsass","fixed_in":["3.4.6-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libsass","fixed_in":["3.4.6-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libsass","fixed_in":["3.4.6-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"libsass","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.6-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"libsass","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.6-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libsass","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.6-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"libsass","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.5-1","3.2.5-2","3.3.2-1","3.3.4-1"]}],"products":[{"vendor":"libsass","product":"libsass"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1474276","tags":["x_refsource_MISC","x_transferred","Issue Tracking","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-11608"},{"url":"https://github.com/advisories/GHSA-5cqh-5hxx-9w4g"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-11608","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-11608","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-11608","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2017-11608","description":"There 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.","status":"published","published":"2017-07-24T12:00:00Z","modified":"2024-09-16T17:34:21.747Z","updated_at":"2026-11-02T14:33:19.848632Z"}],"euvd":[{"id":"EUVD-2017-3221","description":"There 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.","status":"published","published":"2017-07-24T12:00:00Z","modified":"2024-09-16T17:34:21Z","updated_at":"2026-11-03T00:55:40.580982Z"}],"ghsa":[{"id":"GHSA-5cqh-5hxx-9w4g","title":"There is a heap-based buffer over-read in the Sass::Prelexer::re_linebreak function in lexer.cpp...","description":"There 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.","status":"published","published":"2022-05-13T01:42:26Z","modified":"2023-02-02T05:00:50Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:51:03.373063Z"}],"nvd":[{"id":"CVE-2017-11608","description":"There 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.","status":"published","published":"2017-07-24T12:29:00.237Z","modified":"2026-06-17T01:02:04.717Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:03:54.862898Z"}],"osv":[{"id":"CVE-2017-11608","description":"There 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.","status":"published","published":"2017-07-24T12:29:00.237Z","modified":"2026-03-14T09:21:36.774921Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:03.851821Z"},{"id":"DEBIAN-CVE-2017-11608","description":"There 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.","status":"published","published":"2017-07-24T12:29:00.237Z","modified":"2026-09-01T20:03:41.891487208Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:28.50097Z"},{"id":"UBUNTU-CVE-2017-11608","description":"There 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.","status":"published","published":"2017-07-24T12:29:00Z","modified":"2026-04-22T11:10:57.332089Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:13.729565Z"}]}}