CVE-2023-4578
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2023-4578
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-4578.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2023-4578
- Downstream
- Related
- Published
- 2023-09-11T09:15:09Z
- Modified
- 2025-08-09T19:01:29Z
- Severity
-
- 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
When calling
JS::CheckRegExpSyntaxa Syntax Error could have been set which would end in callingconvertToRuntimeErrorAndClear. A path in the function could attempt to allocate memory when none is available which would have caused a newly created Out of Memory exception to be mishandled as a Syntax Error. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2. - References