In ovs versions v0.90.0 through v2.5.0 are vulnerable to heap buffer over-read in flow.c. An unsafe comparison of “minimasks” function could lead access to an unmapped region of memory. This vulnerability is capable of crashing the software, memory modification, and possible remote execution.
総合評価: CVE-2022-32166 は低リスク(37.4/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 0.53%、40 パーセンタイル) 推奨対応: 悪用情報と EPSS の推移を監視し、必要に応じて優先度を見直してください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ(新 − 旧) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 1.66% | 0.53% | -1.13% |
| 2 | 2026-06-06 | 1.75% | 1.66% | -0.09% |
| 3 | 2026-06-04 | — | 1.75% | — |
EPSS の全履歴 (全 21 件)
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 6.1 | 3.1 | MEDIUM |
|
1.8 | 4.2 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2022-32166 not yet assigned priority: Debian including 1 source packages (openvswitch), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2022-32166 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2022-32166 |
suse
|
medium | CVE-2022-32166 severity moderate: SUSE including 34 source package names (libdpdk-18_11-18.11.9-150100.4.23.1, libopenvswitch-2_11-0-2.11.5-150100.3.18.2, …), 286 product×package rows across 37 product lines (SUSE Enterprise Storage 7, SUSE Enterprise Storage 7.1, … (37 product lines)): Known Not Affected 232, Fixed 54. | https://www.suse.com/security/cve/CVE-2022-32166/ |
ubuntu
|
medium | CVE-2022-32166 medium priority: Ubuntu including 1 source packages (openvswitch), 7 status rows across 7 suites (bionic, focal, jammy, kinetic, trusty, upstream, xenial): not-affected 3, released 2, ignored 1, needs-triage 1. | https://ubuntu.com/security/CVE-2022-32166 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| cloudbase | open_vswitch | >= 0.90.0, <= 2.5.0 | cpe:2.3:a:cloudbase:open_vswitch:*:*:*:*:*:*:*:* |
| debian | debian_linux | 10.0 | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| https://github.com/cloudbase/ovs/commit/2ed6505555cdcb46f9b1f0329d1491b75290fc73 | Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2022/10/msg00036.html | Mailing List Third Party Advisory |
| https://www.mend.io/vulnerability-database/CVE-2022-32166 | Third Party Advisory |