Xen 4.1 before 4.1.1 and 4.0 before 4.0.2, when using PCI passthrough on Intel VT-d chipsets that do not have interrupt remapping, allows guest OS users to gain host OS privileges by "using DMA to generate MSI interrupts by writing to the interrupt injection registers."
結論預警: CVE-2011-1898 綜合評估為高可利用風險(63.5/100):CVSS 技術影響為高級,利用機率(EPSS 0.85%) 核心證據: 已收錄 1 筆公開利用參考(Exploit-DB)。 強制指令: 存在公開利用—請盤點暴露面、落實緩解措施並優先修補。
風險隨態勢動態變化;本站持續評估並同步更新本頁展示內容。
| EDB-ID | 來源 | 類型 | 公開時間 | 連結 |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS 日更估計相對被利用可能性;百分位表示該 CVE 在已評分漏洞中的相對排名(越高表示相對更嚴重)。
| # | 日期 | 舊 EPSS 分數 | 新 EPSS 分數 | 變化(新 − 舊) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.62% | 0.85% | +0.23% |
| 2 | 2025-03-30 | 0.35% | 0.62% | +0.27% |
| 3 | 2025-03-29 | — | 0.35% | — |
完整 EPSS 歷史 (共 6 筆)
該 CVE 的 CVSS 指標。
| 底座分 | 版本 | 嚴重度 | 向量 | 可利用性 | 影響 | 分數來源 |
|---|---|---|---|---|---|---|
| 7.4 | 2.0 | HIGH |
|
4.4 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2011-1898 not yet assigned priority: Debian including 1 source packages (xen), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2011-1898 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2011-1898 |
suse
|
medium | CVE-2011-1898 severity moderate: SUSE including 92 source package names (vm-install-0.4.31-0.3.5, xen-4.0.2_21511_02-0.7.1, …), 121 product×package rows across 28 product lines (SUSE Linux Enterprise Desktop 12, SUSE Linux Enterprise Desktop 12 SP1, … (28 product lines)): Fixed 121. | https://www.suse.com/security/cve/CVE-2011-1898/ |
ubuntu
|
medium | CVE-2011-1898 medium priority: Ubuntu including 4 source packages (xen, xen-3.1, xen-3.2, xen-3.3), 20 status rows across 5 suites (hardy, lucid, maverick, natty, upstream): DNE 11, not-affected 4, needs-triage 3, ignored 1, released 1. | https://ubuntu.com/security/CVE-2011-1898 |