{"id":"CVE-2009-4012","aliases":["DEBIAN-CVE-2009-4012","DSA-1971-1","EUVD-2009-3983","GHSA-cp28-4p2g-2qfv","openSUSE-SU-2024:10355-1"],"status":"published","title":"Multiple integer overflows in LibThai before 0.1.13 might allow context-dependent attackers to...","description":"Multiple integer overflows in LibThai before 0.1.13 might allow context-dependent attackers to execute arbitrary code via long strings that trigger heap-based buffer overflows, related to (1) thbrk/thbrk.c and (2) thwbrk/thwbrk.c.  NOTE: some of these details are obtained from third party information.","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":0.04494,"percentile":0.91553,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-189"],"published":"2010-01-15T00:00:00Z","modified":"2026-10-23T17:47:21Z","fixes":[{"ecosystem":"Debian:12","package":"libthai","fixed_in":["0.1.13-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libthai","fixed_in":["0.1.13-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libthai","fixed_in":["0.1.13-1"],"sources":["osv"]},{"ecosystem":"Debian:4.0","package":"libthai","fixed_in":["0.1.6-1+etch1"],"sources":["osv"]},{"ecosystem":"Debian:5.0","package":"libthai","fixed_in":["0.1.9-4+lenny1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"libthai","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.1.13-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"libthai","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.1.13-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libthai","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.1.13-1"}]}]},{"source":"osv","ecosystem":"Debian:4.0","package":"libthai","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.1.6-1+etch1"}]}],"versions":["0.1.6-1"]},{"source":"osv","ecosystem":"Debian:5.0","package":"libthai","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.1.9-4+lenny1"}]}],"versions":["0.1.9-4"]}],"products":[{"vendor":"linux.thai","product":"libthai"}],"references":[{"url":"http://secunia.com/advisories/38213","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://secunia.com/advisories/38235","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.debian.org/security/2010/dsa-1971","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://security.debian.org/pool/updates/main/libt/libthai/libthai_0.1.6-1+etch1.diff.gz","tags":["x_refsource_CONFIRM","x_transferred","Patch","fix"]},{"url":"http://ubuntu.com/usn/usn-887-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","web"]},{"url":"http://linux.thai.net/svn/software/libthai/tags/r_0_1_13/ChangeLog","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://secunia.com/advisories/38196","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://security.debian.org/pool/updates/main/libt/libthai/libthai_0.1.9-4+lenny1.diff.gz","tags":["x_refsource_CONFIRM","x_transferred","Patch","fix"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00000.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","web"]},{"url":"http://linux.thai.net/node/184","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/37822","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://secunia.com/advisories/38420","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-4012"},{"url":"https://github.com/advisories/GHSA-cp28-4p2g-2qfv"},{"url":"https://security-tracker.debian.org/tracker/CVE-2009-4012","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2009-4012","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2009-4012","description":"Multiple integer overflows in LibThai before 0.1.13 might allow context-dependent attackers to execute arbitrary code via long strings that trigger heap-based buffer overflows, related to (1) thbrk/thbrk.c and (2) thwbrk/thwbrk.c.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2010-01-19T16:00:00Z","modified":"2024-08-07T06:45:50.921Z","updated_at":"2026-11-02T14:33:24.782697Z"}],"euvd":[{"id":"EUVD-2009-3983","description":"Multiple integer overflows in LibThai before 0.1.13 might allow context-dependent attackers to execute arbitrary code via long strings that trigger heap-based buffer overflows, related to (1) thbrk/thbrk.c and (2) thwbrk/thwbrk.c.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2010-01-19T16:00:00Z","modified":"2024-08-07T06:45:50Z","updated_at":"2026-11-03T01:39:11.734855Z"}],"ghsa":[{"id":"GHSA-cp28-4p2g-2qfv","title":"Multiple integer overflows in LibThai before 0.1.13 might allow context-dependent attackers to...","description":"Multiple integer overflows in LibThai before 0.1.13 might allow context-dependent attackers to execute arbitrary code via long strings that trigger heap-based buffer overflows, related to (1) thbrk/thbrk.c and (2) thwbrk/thwbrk.c.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2022-05-02T03:50:41Z","modified":"2023-01-31T05:08:31Z","updated_at":"2026-11-02T14:49:24.756389Z"}],"nvd":[{"id":"CVE-2009-4012","description":"Multiple integer overflows in LibThai before 0.1.13 might allow context-dependent attackers to execute arbitrary code via long strings that trigger heap-based buffer overflows, related to (1) thbrk/thbrk.c and (2) thwbrk/thwbrk.c.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2010-01-19T16:30:00.79Z","modified":"2026-06-16T23:12:49.53Z","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-189"],"updated_at":"2026-11-02T14:01:38.33745Z"}],"osv":[{"id":"CVE-2009-4012","description":"Multiple integer overflows in LibThai before 0.1.13 might allow context-dependent attackers to execute arbitrary code via long strings that trigger heap-based buffer overflows, related to (1) thbrk/thbrk.c and (2) thwbrk/thwbrk.c.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2010-01-19T16:30:00Z","modified":"2026-04-10T03:40:58.623374Z","updated_at":"2026-11-02T15:43:57.714116Z"},{"id":"DEBIAN-CVE-2009-4012","description":"Multiple integer overflows in LibThai before 0.1.13 might allow context-dependent attackers to execute arbitrary code via long strings that trigger heap-based buffer overflows, related to (1) thbrk/thbrk.c and (2) thwbrk/thwbrk.c.  NOTE: some of these details are obtained from third party information.","status":"published","published":"2010-01-19T16:30:00.79Z","modified":"2026-10-23T17:47:21.645854341Z","updated_at":"2026-11-02T15:45:24.013654Z"},{"id":"DSA-1971-1","title":"libthai - arbitrary code execution","status":"published","published":"2010-01-15T00:00:00Z","modified":"2026-03-09T01:18:20.096671Z","updated_at":"2026-11-02T15:46:15.108335Z"},{"id":"openSUSE-SU-2024:10355-1","title":"libthai-data-0.1.25-1.3 on GA media","description":"These are all security issues fixed in the libthai-data-0.1.25-1.3 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:30:35.541773Z","updated_at":"2026-11-02T16:58:34.487567Z"}]}}