Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Jerryscript | Jerryscript | 1.0 |
Related Weaknesses (CWE)
References
- http://www.securitytracker.com/id/1038413Third Party AdvisoryVDB Entry
- https://github.com/jerryscript-project/jerryscript/commit/e58f2880df608652aff7fdPatchThird Party Advisory
- https://github.com/jerryscript-project/jerryscript/issues/1821ExploitThird Party Advisory
- https://github.com/zherczeg/jerryscript/commit/03a8c630f015f63268639d3ed3bf82cffThird Party Advisory
- http://www.securitytracker.com/id/1038413Third Party AdvisoryVDB Entry
- https://github.com/jerryscript-project/jerryscript/commit/e58f2880df608652aff7fdPatchThird Party Advisory
- https://github.com/jerryscript-project/jerryscript/issues/1821ExploitThird Party Advisory
- https://github.com/zherczeg/jerryscript/commit/03a8c630f015f63268639d3ed3bf82cffThird Party Advisory
FAQ
What is CVE-2017-9250?
CVE-2017-9250 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 serv...
How severe is CVE-2017-9250?
CVE-2017-9250 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-9250?
Check the references section above for vendor advisories and patch information. Affected products include: Jerryscript Jerryscript.