Stack consumption vulnerability in the gdImageFillToBorder function in gd.c in the GD Graphics Library (aka libgd) before 2.2.2, as used in PHP before 5.6.28 and 7.x before 7.0.13, allows remote attackers to cause a denial of service (segmentation violation) via a crafted imagefilltoborder call that triggers use of a negative color value.
结论预警: CVE-2016-9933 综合评估为中等风险（61.2/100）：CVSS 技术影响为高级，利用概率偏高（EPSS 6.87%，百分位 93%） 核心证据: EPSS 显示该漏洞近期被利用的可能性处于高位。 强制指令: 被利用概率偏高—请排查暴露面并优先安排修补。
风险随态势动态变化；本站持续评估并同步更新本页展示内容。
EPSS 日更估计相对被利用可能性；百分位表示该 CVE 在已评分漏洞中的相对排名（越高表示相对更严重）。
| # | 日期 | 旧 EPSS 分数 | 新 EPSS 分数 | 变化（新 − 旧） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 8.29% | 6.87% | -1.42% |
| 2 | 2026-05-31 | 11.10% | 8.29% | -2.82% |
| 3 | 2025-12-28 | — | 11.10% | — |
完整 EPSS 历史 （共 21 条）
该 CVE 的 CVSS 指标。
| 底座分 | 版本 | 严重度 | 向量 | 可利用性 | 影响 | 分数来源 |
|---|---|---|---|---|---|---|
| 7.5 | 3.0 | 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-2016-9933 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-2016-9933 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2016-9933 |
suse
|
low | CVE-2016-9933 severity low: SUSE including 222 source package names (apache2-mod_php5-5.2.14-0.7.30.100.1, apache2-mod_php5-5.5.14-89.2, …), 345 product×package rows across 40 product lines (Container caasp/v4/nginx-ingress-controller, Image SLES12-SP5-Azure-SAP-BYOS, … (40 product lines)): Fixed 345. | https://www.suse.com/security/cve/CVE-2016-9933/ |
ubuntu
|
low | CVE-2016-9933 low priority: Ubuntu including 3 source packages (libgd2, php5, php7.0), 15 status rows across 5 suites (precise, trusty, upstream, xenial, yakkety): released 5, DNE 4, not-affected 4, needs-triage 2. | https://ubuntu.com/security/CVE-2016-9933 |