{"id":"CVE-2014-1236","aliases":["DEBIAN-CVE-2014-1236","DSA-2843-1","EUVD-2014-1314","GHSA-694q-c7vf-rw87","MGASA-2014-0027"],"status":"published","title":"Stack-based buffer overflow in the chkNum function in lib/cgraph/scan.l in Graphviz 2.34.0 allows...","description":"Stack-based buffer overflow in the chkNum function in lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have unspecified impact via vectors related to a \"badly formed number\" and a \"long digit list.\"","severity":{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.06082,"percentile":0.93455,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2014-01-10T15:00:00Z","modified":"2026-10-23T15:47:30Z","fixes":[{"ecosystem":"Debian:12","package":"graphviz","fixed_in":["2.26.3-16.1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"graphviz","fixed_in":["2.26.3-16.1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"graphviz","fixed_in":["2.26.3-16.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"graphviz","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.26.3-16.1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"graphviz","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.26.3-16.1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"graphviz","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.26.3-16.1"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"graphviz","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.26.3-5+squeeze2"}]}],"versions":["2.26.3-5","2.26.3-5+hurd.1","2.26.3-5+squeeze1"],"bundled":2},{"source":"osv","ecosystem":"Debian:7","package":"graphviz","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.26.3-14+deb7u1"}]}],"versions":["2.26.3-14"],"bundled":2},{"source":"osv","ecosystem":"Mageia:3","package":"graphviz","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.28.0-11.1.mga3"}]}],"bundled":2}],"products":[{"vendor":"graphviz","product":"graphviz"}],"references":[{"url":"http://seclists.org/oss-sec/2014/q1/51","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://osvdb.org/101851","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2014:024","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred","advisory"]},{"url":"https://security.gentoo.org/glsa/201702-06","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"http://seclists.org/oss-sec/2014/q1/54","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://github.com/ellson/graphviz/commit/1d1bdec6318746f6f19f245db589eddc887ae8ff","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch","evidence","fix"]},{"url":"http://www.debian.org/security/2014/dsa-2843","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://seclists.org/oss-sec/2014/q1/46","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1050872","tags":["x_refsource_CONFIRM","x_transferred","report"]},{"url":"http://www.securityfocus.com/bid/64737","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://secunia.com/advisories/55666","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://secunia.com/advisories/56244","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-1236"},{"url":"https://github.com/advisories/GHSA-694q-c7vf-rw87"},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-1236","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2014-0027.html","tags":["advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1049165","tags":["report"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=12239","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2014-1236","description":"Stack-based buffer overflow in the chkNum function in lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have unspecified impact via vectors related to a \"badly formed number\" and a \"long digit list.\"","status":"published","published":"2014-01-10T15:00:00Z","modified":"2024-08-06T09:34:41.148Z","updated_at":"2026-11-02T14:33:46.310517Z"}],"euvd":[{"id":"EUVD-2014-1314","description":"Stack-based buffer overflow in the chkNum function in lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have unspecified impact via vectors related to a \"badly formed number\" and a \"long digit list.\"","status":"published","published":"2014-01-10T15:00:00Z","modified":"2024-08-06T09:34:41Z","updated_at":"2026-11-03T01:57:18.764724Z"}],"ghsa":[{"id":"GHSA-694q-c7vf-rw87","title":"Stack-based buffer overflow in the chkNum function in lib/cgraph/scan.l in Graphviz 2.34.0 allows...","description":"Stack-based buffer overflow in the chkNum function in lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have unspecified impact via vectors related to a \"badly formed number\" and a \"long digit list.\"","status":"published","published":"2022-05-17T02:39:14Z","modified":"2023-01-27T05:05:01Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:42:36.158217Z"}],"nvd":[{"id":"CVE-2014-1236","description":"Stack-based buffer overflow in the chkNum function in lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have unspecified impact via vectors related to a \"badly formed number\" and a \"long digit list.\"","status":"published","published":"2014-01-10T15:55:06.307Z","modified":"2026-06-17T00:04:33.977Z","cvss":[{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:02:53.330367Z"}],"osv":[{"id":"CVE-2014-1236","description":"Stack-based buffer overflow in the chkNum function in lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have unspecified impact via vectors related to a \"badly formed number\" and a \"long digit list.\"","status":"published","published":"2014-01-10T15:55:06Z","modified":"2026-04-16T06:24:28.869358588Z","updated_at":"2026-11-02T15:43:59.361892Z"},{"id":"DEBIAN-CVE-2014-1236","description":"Stack-based buffer overflow in the chkNum function in lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have unspecified impact via vectors related to a \"badly formed number\" and a \"long digit list.\"","status":"published","published":"2014-01-10T15:55:06.307Z","modified":"2026-10-23T15:47:30.127340019Z","updated_at":"2026-11-02T15:45:25.819707Z"},{"id":"DSA-2843-1","title":"graphviz - buffer overflow","status":"published","published":"2014-01-13T00:00:00Z","modified":"2026-03-09T01:20:25.65956Z","updated_at":"2026-11-02T15:46:15.843838Z"},{"id":"MGASA-2014-0027","title":"Updated graphviz packages fix security vulnerabilities","description":"Updated graphviz packages fix security vulnerabilities:\n\nMultiple buffer overflow vulnerabilities in graphviz due to an error within\nthe \"yyerror()\" function (lib/cgraph/scan.l) which can be exploited to cause\na stack-based buffer overflow via a specially crafted file (CVE-2014-0978)\nand the acceptance of an arbitrarily long digit list by a regular expression\nmatched against user input (CVE-2014-1236).\n","status":"published","published":"2014-01-24T21:02:52Z","modified":"2026-04-16T06:25:39.183974335Z","updated_at":"2026-11-02T15:49:39.121227Z"}]}}