Release Date: | 2018-02-28 |
Ruby through 2.2.7, 2.3.x through 2.3.4, and 2.4.x through 2.4.1 canexpose arbitrary memory during a JSON.generate call. The issues lies in using strdup in ext/json/ext/generator/generator.c, which will stop after encountering a '\0' byte, returning a pointer to a string of length zero, which is not the length stored in space_len.
See more information about CVE-2017-14064 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
Base Score: | 7.5 | Base Metrics: | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Access Vector: | Network | Attack Complexity: | Low |
Authentication: | None required | Confidentiality Impact: | Partial |
Integrity Impact: | Partial | Availability Impact: | Partial |
Platform | Errata | Release Date |
Oracle Linux version 7 (ruby) | ELSA-2018-0378 | 2018-02-28 |
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