{"id":"CVE-2017-9250","aliases":["EUVD-2017-18186","GHSA-7hxh-jjxh-rg67"],"status":"published","title":"The lexer_process_char_literal function in jerry-core/parser/js/js-lexer.c in JerryScript 1.0...","description":"The lexer_process_char_literal function in jerry-core/parser/js/js-lexer.c in JerryScript 1.0 does not skip memory allocation for empty strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via malformed JavaScript source code, related to the jmem_heap_free_block function.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02495,"percentile":0.84778,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2017-05-28T20:00:00Z","modified":"2026-10-20T13:24:59Z","products":[{"vendor":"jerryscript","product":"jerryscript"}],"references":[{"url":"https://github.com/zherczeg/jerryscript/commit/03a8c630f015f63268639d3ed3bf82cff6fa77d8","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/jerryscript-project/jerryscript/issues/1821","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://github.com/jerryscript-project/jerryscript/commit/e58f2880df608652aff7fd35c45b242467ec0e79","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"http://www.securitytracker.com/id/1038413","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-9250"},{"url":"https://github.com/advisories/GHSA-7hxh-jjxh-rg67"}],"sources":{"cve":[{"id":"CVE-2017-9250","description":"The lexer_process_char_literal function in jerry-core/parser/js/js-lexer.c in JerryScript 1.0 does not skip memory allocation for empty strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via malformed JavaScript source code, related to the jmem_heap_free_block function.","status":"published","published":"2017-05-28T20:00:00Z","modified":"2024-08-05T17:02:43.42Z","updated_at":"2026-11-02T14:33:13.96587Z"}],"euvd":[{"id":"EUVD-2017-18186","description":"The lexer_process_char_literal function in jerry-core/parser/js/js-lexer.c in JerryScript 1.0 does not skip memory allocation for empty strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via malformed JavaScript source code, related to the jmem_heap_free_block function.","status":"published","published":"2017-05-28T20:00:00Z","modified":"2024-08-05T17:02:43Z","updated_at":"2026-11-03T02:23:28.642509Z"}],"ghsa":[{"id":"GHSA-7hxh-jjxh-rg67","title":"The lexer_process_char_literal function in jerry-core/parser/js/js-lexer.c in JerryScript 1.0...","description":"The lexer_process_char_literal function in jerry-core/parser/js/js-lexer.c in JerryScript 1.0 does not skip memory allocation for empty strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via malformed JavaScript source code, related to the jmem_heap_free_block function.","status":"published","published":"2022-05-13T01:14:02Z","modified":"2023-02-01T05:04:22Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:50:08.898362Z"}],"nvd":[{"id":"CVE-2017-9250","description":"The lexer_process_char_literal function in jerry-core/parser/js/js-lexer.c in JerryScript 1.0 does not skip memory allocation for empty strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via malformed JavaScript source code, related to the jmem_heap_free_block function.","status":"published","published":"2017-05-28T20:29:00.217Z","modified":"2026-06-17T01:27:45.193Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:03:49.449157Z"}],"osv":[{"id":"CVE-2017-9250","description":"The lexer_process_char_literal function in jerry-core/parser/js/js-lexer.c in JerryScript 1.0 does not skip memory allocation for empty strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via malformed JavaScript source code, related to the jmem_heap_free_block function.","status":"published","published":"2017-05-28T20:29:00.217Z","modified":"2026-10-20T13:24:59.708831485Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:06.868403Z"}]}}