An out-of-bounds (OOB) memory write flaw was found in the Linux kernel’s watch_queue event notification subsystem. This flaw can overwrite parts of the kernel state, potentially allowing a local user to gain privileged access or cause a denial of service on the system.
総合評価: CVE-2022-0995 は悪用リスクが高い(73.6/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 6.20%、93 パーセンタイル) 根拠: 公開エクスプロイトが 2 件参照されています(Exploit-DB)。 推奨対応: 公開エクスプロイトが確認されています。影響範囲の確認、緩和策の適用、パッチ適用を優先してください。
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。
| EDB-ID | ソース | 種別 | 公開 | リンク |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 27.97% | 6.20% | -21.78% |
| 2 | 2026-06-10 | 22.74% | 27.97% | +5.23% |
| 3 | 2026-06-08 | — | 22.74% | — |
EPSS の全履歴 (全 75 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 |
|---|---|---|---|---|---|---|
| 7.8 | 3.1 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 7.2 | 2.0 | HIGH |
|
3.9 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2022-0995 not yet assigned priority: Debian including 1 source packages (linux), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2022-0995 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2022-0995 |
suse
|
high | — | https://www.suse.com/security/cve/CVE-2022-0995/ |
ubuntu
|
high | CVE-2022-0995 high priority: Ubuntu including 167 source packages (linux, linux-allwinner, …), 2042 status rows across 15 suites (bionic, focal, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): DNE 1576, not-affected 188, released 184, ignored 94. | https://ubuntu.com/security/CVE-2022-0995 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| linux | linux_kernel | >= 5.8, < 5.10.106 | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
| linux | linux_kernel | >= 5.11, < 5.15.29 | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
| linux | linux_kernel | >= 5.16, < 5.16.5 | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
| linux | linux_kernel | 5.17 | cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:* |
| linux | linux_kernel | 5.17 | cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:* |
| linux | linux_kernel | 5.17 | cpe:2.3:o:linux:linux_kernel:5.17:rc3:*:*:*:*:*:* |
| linux | linux_kernel | 5.17 | cpe:2.3:o:linux:linux_kernel:5.17:rc4:*:*:*:*:*:* |
| linux | linux_kernel | 5.17 | cpe:2.3:o:linux:linux_kernel:5.17:rc5:*:*:*:*:*:* |
| linux | linux_kernel | 5.17 | cpe:2.3:o:linux:linux_kernel:5.17:rc6:*:*:*:*:*:* |
| linux | linux_kernel | 5.17 | cpe:2.3:o:linux:linux_kernel:5.17:rc7:*:*:*:*:*:* |
| fedoraproject | fedora | 35 | cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* |
| netapp | h300e_firmware | — | cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:* |
| netapp | h300s_firmware | — | cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* |
| netapp | h410c_firmware | — | cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* |
| netapp | h410s_firmware | — | cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* |
| netapp | h500e_firmware | — | cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:* |
| netapp | h500s_firmware | — | cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* |
| netapp | h610c_firmware | — | cpe:2.3:o:netapp:h610c_firmware:-:*:*:*:*:*:*:* |
| netapp | h610s_firmware | — | cpe:2.3:o:netapp:h610s_firmware:-:*:*:*:*:*:*:* |
| netapp | h615c_firmware | — | cpe:2.3:o:netapp:h615c_firmware:-:*:*:*:*:*:*:* |
| netapp | h700e_firmware | — | cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:* |
| netapp | h700s_firmware | — | cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| http://packetstormsecurity.com/files/166770/Linux-watch_queue-Filter-Out-Of-Bounds-Write.html | Exploit Third Party Advisory VDB Entry |
| http://packetstormsecurity.com/files/166815/Watch-Queue-Out-Of-Bounds-Write.html | Exploit Third Party Advisory VDB Entry |
| https://bugzilla.redhat.com/show_bug.cgi?id=2063786 | Issue Tracking Patch Third Party Advisory |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93ce93587d36493f2f86921fa79921b3cba63fbb | Patch Vendor Advisory |
| https://security.netapp.com/advisory/ntap-20220429-0001/ | Third Party Advisory |