VDB
ALPINE-CVE-2019-6977
ALPINE-CVE-2019-6977
PUBLISHED
CVSS 8.800000190734863 HIGH
gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data.
Risk Scores
CVSS 3.0
8.800000190734863
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.11 | gd | 0, 0, 2.2.5-r1 |
| Alpine:v3.14 | gd | 2.0.36_rc1-r5, 0, 2.0.35-r0 |
| Alpine:v3.13 | gd | 2.0.35-r1, 0, 2.2.5-r1 |
| Alpine:v3.10 | gd | 2.2.1-r0, 0, 2.2.5-r1 |
| Alpine:v3.21 | gd | 2.0.36_rc1-r4, 2.0.35-r1, 2.0.36_rc1-r1 |
| Alpine:v3.9 | gd | 0, 2.0.35-r0, 2.0.35-r1 |
| Alpine:v3.15 | gd | 0, 0, 2.2.5-r1 |
| Alpine:v3.7 | gd | 2.0.35-r0, 0, 2.2.5-r1 |
| Alpine:v3.17 | gd | 2.2.5-r1, 0, 2.0.35-r0 |
| Alpine:v3.8 | gd | 2.2.4-r2, 0, 2.2.5-r1 |
| Alpine:v3.23 | gd | *, 0, 2.2.5-r1 |
| Alpine:v3.6 | gd | 2.0.36_rc1-r5, 0, 2.0.35-r0 |
| Alpine:v3.12 | gd | 2.1.0-r0, 0, 2.2.5-r1 |
| Alpine:v3.22 | gd | 2.2.5-r0, 2.0.35-r1, 2.0.35-r2 |
| Alpine:v3.24 | gd | 0 |
| Alpine:v3.20 | gd | 2.2.5-r1, 0, 2.0.35-r1 |
| Alpine:v3.16 | gd | 0, 2.0.35-r0, 2.0.35-r1 |
| Alpine:v3.18 | gd | 2.2.5-r1, 0, 2.0.35-r2 |
| Alpine:v3.19 | gd | 0, 2.0.35-r2, 2.0.36_rc1-r0 |
Exploit Intelligence
- research.html (github-poc)
Timeline
- Jan 27, 2019 CVE Published
- Apr 30, 2026 Distribution Patch
- Jun 9, 2026 CVE Updated