The Generic Receive Offload (GRO) implementation in the Linux kernel 2.6.18 on Red Hat Enterprise Linux 5 and 2.6.32 on Red Hat Enterprise Linux 6, as used in Red Hat Enterprise Virtualization (RHEV) Hypervisor and other products, allows remote attackers to cause a denial of service via crafted VLAN packets that are processed by the napi_reuse_skb function, leading to (1) a memory leak or (2) memory corruption, a different vulnerability than CVE-2011-1478.
結論預警: CVE-2011-1576 綜合評估為中等風險(43.4/100):CVSS 技術影響為中級,利用機率(EPSS 1.00%) 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 | 2026-06-15 | 0.78% | 1.00% | +0.23% |
| 2 | 2025-03-30 | 0.41% | 0.78% | +0.37% |
| 3 | 2025-03-29 | — | 0.41% | — |
完整 EPSS 歷史 (共 9 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 |
|---|---|---|---|---|---|---|
| 5.7 | 2.0 | MEDIUM |
|
5.5 | 6.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2011-1576 |
ubuntu
|
low | CVE-2011-1576 low priority: Ubuntu including 8 source packages (linux, linux-ec2, …), 48 status rows across 6 suites (hardy, lucid, maverick, natty, oneiric, upstream): DNE 24, released 19, not-affected 4, ignored 1. | https://ubuntu.com/security/CVE-2011-1576 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| linux | linux_kernel | 2.6.18 | cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:* |
| redhat | enterprise_linux | 5 | cpe:2.3:o:redhat:enterprise_linux:5:*:*:*:*:*:*:* |
| redhat | enterprise_virtualization_hypervisor | — | cpe:2.3:a:redhat:enterprise_virtualization_hypervisor:*:*:*:*:*:*:*:* |
| redhat | enterprise_linux | 6.0 | cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* |