nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.
結論預警: CVE-2015-0847 綜合評估為中等風險(61.5/100):CVSS 技術影響為高級,利用機率(EPSS 3.16%) 強制指令: 梳理受影響資產並納入修補計畫。
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。
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 | 2026-06-30 | 3.13% | 3.16% | +0.03% |
| 2 | 2026-06-15 | 2.55% | 3.13% | +0.58% |
| 3 | 2025-07-19 | — | 2.55% | — |
完整 EPSS 歷史 (共 12 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 |
|---|---|---|---|---|---|---|
| 7.8 | 2.0 | HIGH |
|
10.0 | 6.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2015-0847 not yet assigned priority: Debian including 1 source packages (nbd), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2015-0847 |
suse
|
high | CVE-2015-0847 severity important: SUSE including 3 source package names (nbd-3.13-3.5, nbd-3.25-160000.3.2, nbd-doc-3.13-3.5), 3 product×package rows across 2 product lines (SUSE Linux Enterprise Server 16.0, openSUSE Tumbleweed): Fixed 3. | https://www.suse.com/security/cve/CVE-2015-0847/ |
ubuntu
|
medium | CVE-2015-0847 medium priority: Ubuntu including 1 source packages (nbd), 5 status rows across 5 suites (precise, trusty, upstream, utopic, vivid): released 5. | https://ubuntu.com/security/CVE-2015-0847 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| canonical | ubuntu_linux | 12.04 | cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 14.04 | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 14.10 | cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 15.04 | cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* |
| wouter_verhelst | nbd | <= 3.10 | cpe:2.3:a:wouter_verhelst:nbd:*:*:*:*:*:*:*:* |