CVE-2026-21945
描述
Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security). Supported versions that are affected are Oracle Java SE: 8u471, 8u471-b50, 8u471-perf, 11.0.29, 17.0.17, 21.0.9, 25.0.1; Oracle GraalVM for JDK: 17.0.17 and 21.0.9; Oracle GraalVM Enterprise Edition: 21.3.16. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
如何修補 CVE-2026-21945
要修補 CVE-2026-21945,請將受影響套件升級到下列已修補版本。
- —升級至 1.8.0 或更新版本
- —升級至 1.8.0 或更新版本
- —升級至 1.8.0 或更新版本
- —升級至 11.0.30+7-1~deb11u1 或更新版本
- —升級至 17.0.18+8-1~deb11u1 或更新版本
- —升級至 21.0.10+7-1~deb13u1 或更新版本
- —升級至 25.0.2+10-1~deb13u2 或更新版本
CVE-2026-21945 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(7)
- from 0, < 1.8.0, >= 1.9.0, < 8.0.481, >= 9.0.0, < 11.0.30, >= 12.0.0, < 17.0.18, >= 18.0.0, < 21.0.10, >= 22.0.0, < 25.0.2
- from 0, < 1.8.0, >= 1.9.0, < 8.0.481, >= 9.0.0, < 11.0.30, >= 12.0.0, < 17.0.18, >= 18.0.0, < 21.0.10, >= 22.0.0, < 25.0.2
- from 0, < 1.8.0, >= 1.9.0, < 8.0.481, >= 9.0.0, < 11.0.30, >= 12.0.0, < 17.0.18, >= 18.0.0, < 21.0.10, >= 22.0.0, < 25.0.2
- from 0, < 11.0.30+7-1~deb11u1
- from 0, < 17.0.18+8-1~deb11u1
- from 0, < 21.0.10+7-1~deb13u1
- from 0, < 25.0.2+10-1~deb13u2
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |