CVE-2023-4578
6.5
MEDIUM
CVSS 3.1
EPSS 0.11%
描述
When calling `JS::CheckRegExpSyntax` a Syntax Error could have been set which would end in calling `convertToRuntimeErrorAndClear`. 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.
如何修補 CVE-2023-4578
要修補 CVE-2023-4578,請將受影響套件升級到下列已修補版本。
- —升級至 115.2.0esr-1 或更新版本
- —升級至 1:115.2.0-1 或更新版本
CVE-2023-4578 正在被利用嗎?
低 — EPSS 為 0.1%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 115.2.0esr-1
- from 0, < 1:115.2.0-1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |