Microarchitectural Data Sampling Uncacheable Memory (MDSUM): Uncacheable memory on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf
総合評価: CVE-2019-11091 は低リスク(36.8/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 0.61%、44 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 | 1.73% | 0.61% | -1.12% |
| 2 | 2026-03-13 | 1.91% | 1.73% | -0.18% |
| 3 | 2026-02-19 | — | 1.91% | — |
EPSS の全履歴 (全 20 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 |
|---|---|---|---|---|---|---|
| 5.6 | 3.1 | MEDIUM |
|
1.1 | 4.0 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| 5.6 | 3.0 | MEDIUM |
|
1.1 | 4.0 | [email protected] |
| 4.7 | 2.0 | MEDIUM |
|
3.4 | 6.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
medium | CVE-2019-11091: 1 source package rows (xen); 10 state rows across 10 repos (3.10-main, 3.11-main, 3.12-main, 3.17-main, 3.18-main, 3.19-main, 3.20-main, 3.21-main, 3.22-main, edge-main); fixed 10, open 0. | https://security.alpinelinux.org/vuln/CVE-2019-11091 |
debian
|
not yet assigned | CVE-2019-11091 not yet assigned priority: Debian including 3 source packages (intel-microcode, linux, xen), 15 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 15. | https://security-tracker.debian.org/tracker/CVE-2019-11091 |
gentoo
|
high | CVE-2019-11091: 1 GLSA(s) (202003-56), 2 atom(s) (app-emulation/xen, app-emulation/xen-tools); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2019-11091 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2019-11091 |
suse
|
medium | CVE-2019-11091 severity moderate: SUSE including 1789 source package names (bpftool-3.10.0-957.12.2.el7, bpftool-4.18.0-80.1.2.el8_0, …), 4628 product×package rows across 127 product lines (HPE Helion OpenStack 8, SUSE CaaS Platform 3.0, … (127 product lines)): Fixed 2772, Known Not Affected 1856. | https://www.suse.com/security/cve/CVE-2019-11091/ |
ubuntu
|
medium | CVE-2019-11091 medium priority: Ubuntu including 163 source packages (intel-microcode, libvirt, …), 2115 status rows across 18 suites (bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, trusty, upstream, xenial): DNE 1582, not-affected 272, released 230, ignored 27, needs-triage 4. | https://ubuntu.com/security/CVE-2019-11091 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| intel | microarchitectural_data_sampling_uncacheable_memory_firmware | — | cpe:2.3:o:intel:microarchitectural_data_sampling_uncacheable_memory_firmware:-:*:*:*:*:*:*:* |
| fedoraproject | fedora | 29 | cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:* |