Multiple integer signedness errors in the opj_j2k_update_image_data function in j2k.c in OpenJPEG, as used in PDFium in Google Chrome before 49.0.2623.87, allow remote attackers to cause a denial of service (incorrect cast and out-of-bounds write) or possibly have unspecified other impact via crafted JPEG 2000 data.
結論預警: CVE-2016-1645 綜合評估為中等風險（62.3/100）：CVSS 技術影響為高級，利用機率（EPSS 1.98%） 強制指令: 梳理受影響資產並納入修補計畫。
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 | 2.19% | 1.98% | -0.21% |
| 2 | 2025-09-29 | 2.78% | 2.19% | -0.59% |
| 3 | 2025-07-11 | — | 2.78% | — |
完整 EPSS 歷史 （共 15 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 |
|---|---|---|---|---|---|---|
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | [email protected] |
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2016-1645 |
ubuntu
|
medium | CVE-2016-1645 medium priority: Ubuntu including 2 source packages (chromium-browser, oxide-qt), 8 status rows across 4 suites (precise, trusty, upstream, wily): released 3, DNE 2, not-affected 2, ignored 1. | https://ubuntu.com/security/CVE-2016-1645 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| chrome | <= 49.0.2623.75 | cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* | |
| debian | debian_linux | 8.0 | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
| opensuse | leap | 42.1 | cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* |
| opensuse | opensuse | 13.1 | cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* |
| opensuse | opensuse | 13.2 | cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* |
| opensuse | suse_linux_enterprise_server | 12.0 | cpe:2.3:o:opensuse:suse_linux_enterprise_server:12.0:*:*:*:*:*:*:* |