bubblewrap.c in Bubblewrap before 0.3.3 misuses temporary directories in /tmp as a mount point. In some particular configurations (related to XDG_RUNTIME_DIR), a local attacker may abuse this flaw to prevent other users from executing bubblewrap or potentially execute code.
総合評価: CVE-2019-12439 は中リスク(43.4/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 0.49%、38 パーセンタイル) 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
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 | 0.14% | 0.49% | +0.35% |
| 2 | 2026-04-29 | 0.15% | 0.14% | -0.01% |
| 3 | 2025-12-17 | — | 0.15% | — |
EPSS の全履歴 (全 13 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 |
|---|---|---|---|---|---|---|
| 7.4 | 3.0 | HIGH |
|
1.4 | 5.9 | [email protected] |
| 7.8 | 3.0 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 4.6 | 2.0 | MEDIUM |
|
3.9 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2019-12439 unimportant priority: Debian including 1 source packages (bubblewrap), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2019-12439 |
gentoo
|
normal | CVE-2019-12439: 1 GLSA(s) (202006-18), 1 atom(s) (sys-apps/bubblewrap); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2019-12439 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2019-12439 |
suse
|
medium | CVE-2019-12439 severity moderate: SUSE including 17 source package names (bubblewrap, bubblewrap-0.11.0-150500.3.9.1, …), 23 product×package rows across 17 product lines (SUSE Linux Enterprise High Performance Computing 12 SP5, SUSE Linux Enterprise Module for Basesystem 15 SP2, … (17 product lines)): Fixed 22, Known Not Affected 1. | https://www.suse.com/security/cve/CVE-2019-12439/ |
ubuntu
|
low | CVE-2019-12439 low priority: Ubuntu including 1 source packages (bubblewrap), 19 status rows across 19 suites (bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): not-affected 14, DNE 2, ignored 1, needed 1, released 1. | https://ubuntu.com/security/CVE-2019-12439 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| projectatomic | bubblewrap | < 0.3.3 | cpe:2.3:a:projectatomic:bubblewrap:*:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00028.html | |
| http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00015.html | |
| https://access.redhat.com/errata/RHSA-2019:1833 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1695963 | Issue Tracking Third Party Advisory |
| https://github.com/projectatomic/bubblewrap/commit/efc89e3b939b4bde42c10f065f6b7b02958ed50e | Patch Third Party Advisory |
| https://github.com/projectatomic/bubblewrap/issues/304 | Third Party Advisory |
| https://github.com/projectatomic/bubblewrap/releases/tag/v0.3.3 | Release Notes Third Party Advisory |
| https://security.gentoo.org/glsa/202006-18 |