(1) unsquash-1.c, (2) unsquash-2.c, (3) unsquash-3.c, and (4) unsquash-4.c in Squashfs and sasquatch allow remote attackers to cause a denial of service (application crash) via a crafted input.
結論預警: CVE-2015-4646 綜合評估為高風險(67.6/100):CVSS 技術影響為高級,利用機率偏高(EPSS 6.91%,百分位 93%) 核心證據: EPSS 顯示該漏洞近期被利用的可能性處於高位。 近一日 EPSS 上升 +5.86%,被利用關注度持續升高。 強制指令: 被利用機率偏高—請盤點暴露面並優先安排修補。
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 | 1.05% | 6.91% | +5.86% |
| 2 | 2025-08-20 | 0.93% | 1.05% | +0.11% |
| 3 | 2025-03-30 | — | 0.93% | — |
完整 EPSS 歷史 (共 8 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 |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2015-4646 not yet assigned priority: Debian including 1 source packages (squashfs-tools), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2015-4646 |
gentoo
|
normal | CVE-2015-4646: 1 GLSA(s) (201701-73), 1 atom(s) (sys-fs/squashfs-tools); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2015-4646 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2015-4646 |
suse
|
medium | CVE-2015-4646 severity moderate: SUSE including 10 source package names (2.0.4-5.8.118:squashfs-4.6.1-150300.3.3.1, 9.24.43-10.1:squashfs-4.6.1-150300.3.3.1, …), 40 product×package rows across 39 product lines (Container bci/kiwi, Container suse/sle-micro-rancher/5.2, … (39 product lines)): Fixed 37, Known Not Affected 3. | https://www.suse.com/security/cve/CVE-2015-4646/ |
ubuntu
|
low | CVE-2015-4646 low priority: Ubuntu including 1 source packages (squashfs-tools), 13 status rows across 13 suites (artful, bionic, cosmic, disco, precise, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 7, not-affected 4, DNE 1, released 1. | https://ubuntu.com/security/CVE-2015-4646 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| squashfs_project | squashfs | <= 4.3 | cpe:2.3:a:squashfs_project:squashfs:*:*:*:*:*:*:*:* |
| URL | 標籤 |
|---|---|
| http://seclists.org/oss-sec/2015/q2/756 | Mailing List Third Party Advisory VDB Entry |
| http://www.securityfocus.com/bid/75272 | Third Party Advisory VDB Entry |
| https://github.com/plougher/squashfs-tools/commit/f95864afe8833fe3ad782d714b41378e860977b1 | Third Party Advisory |
| https://security.gentoo.org/glsa/201701-73 | Third Party Advisory |