Integer signedness error in GD Graphics Library 2.1.1 (aka libgd or libgd2) allows remote attackers to cause a denial of service (crash) or potentially execute arbitrary code via crafted compressed gd2 data, which triggers a heap-based buffer overflow.
結論預警: CVE-2016-3074 綜合評估為高可利用風險（83.6/100）：CVSS 技術影響為嚴重級，利用機率偏高（EPSS 36.97%，百分位 98%） 核心證據: 已收錄 4 筆公開利用參考（Exploit-DB）。 強制指令: 存在公開利用—請盤點暴露面、落實緩解措施並優先修補。
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。
| EDB-ID | 來源 | 類型 | 公開時間 | 連結 |
|---|---|---|---|---|
| 39736 | exploit_db | edb | 2016-04-26 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 60.49% | 36.97% | -23.51% |
| 2 | 2026-05-14 | 54.41% | 60.49% | +6.08% |
| 3 | 2026-04-26 | — | 54.41% | — |
完整 EPSS 歷史 （共 27 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 |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2016-3074 not yet assigned priority: Debian including 1 source packages (libgd2), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2016-3074 |
gentoo
|
normal | CVE-2016-3074: 2 GLSA(s) (201607-04, 201611-22), 2 atom(s) (dev-lang/php, media-libs/gd); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2016-3074 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2016-3074 |
suse
|
medium | CVE-2016-3074 severity moderate: SUSE including 201 source package names (apache2-mod_php53, apache2-mod_php7, …), 553 product×package rows across 17 product lines (SUSE Enterprise Storage 7.1, SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS, … (17 product lines)): Known Not Affected 553. | https://www.suse.com/security/cve/CVE-2016-3074/ |
ubuntu
|
medium | CVE-2016-3074 medium priority: Ubuntu including 3 source packages (libgd2, php5, php7.0), 15 status rows across 5 suites (precise, trusty, upstream, wily, xenial): DNE 4, not-affected 4, released 4, needed 3. | https://ubuntu.com/security/CVE-2016-3074 |
| 廠商 | 產品 | 版本 | 原始 CPE |
|---|---|---|---|
| libgd | libgd | 2.1.1 | cpe:2.3:a:libgd:libgd:2.1.1:*:*:*:*:*:*:* |
| debian | debian_linux | 7.0 | cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* |
| debian | debian_linux | 8.0 | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
| fedoraproject | fedora | 23 | cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:* |
| fedoraproject | fedora | 24 | cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 12.04 | cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:* |
| canonical | ubuntu_linux | 14.04 | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* |
| canonical | ubuntu_linux | 15.10 | cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 16.04 | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* |
| opensuse | opensuse | 13.2 | cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* |
| php | php | >= 5.5.0, < 5.5.35 | cpe:2.3:a:php:php:*:*:*:*:*:*:*:* |
| php | php | >= 5.6.0, < 5.6.21 | cpe:2.3:a:php:php:*:*:*:*:*:*:*:* |
| php | php | >= 7.0.0, < 7.0.6 | cpe:2.3:a:php:php:*:*:*:*:*:*:*:* |