CVE-2017-9250

7.5 HIGH
Published: May 28, 2017 Modified: May 13, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securitytracker.com/id/1038413
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://github.com/jerryscript-project/jerryscript/issues/1821
Source: cve@mitre.org
Exploit Third Party Advisory
http://www.securitytracker.com/id/1038413
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://github.com/jerryscript-project/jerryscript/commit/e58f2880df608652aff7fd35c45b242467ec0e79
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://github.com/jerryscript-project/jerryscript/issues/1821
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory
https://github.com/zherczeg/jerryscript/commit/03a8c630f015f63268639d3ed3bf82cff6fa77d8
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

8 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
2.5%
83th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

jerryscript