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CVE-2017-9250
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…
High7.5EPSS 2.5%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 2.5% · top 15% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (4)
- https://github.com/zherczeg/jerryscript/commit/03a8c630f015f63268639d3ed3bf82cff6fa77d8 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/jerryscript-project/jerryscript/issues/1821 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/jerryscript-project/jerryscript/commit/e58f2880df608652aff7fd35c45b242467ec0e79 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1038413 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .