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CVE-2016-6912
CRITICAL
Double free vulnerability in the gdImageWebPtr function in the GD Graphics Library (aka libgd) before 2.2.4 allows remote attackers to have unspecified impact via large width and height values.
Published: Jan 26, 2017
Modified: Jun 17, 2026
CWE-415
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| libgd | libgd | * |
GitHub Security Advisory GHSA-wmff-45hx-q83q
Double free vulnerability in the gdImageWebPtr function in the GD Graphics Library (aka libgd)...
References (8)
- http://www.debian.org/security/2017/dsa-3777
- http://www.securityfocus.com/bid/95843
- https://github.com/libgd/libgd/blob/gd-2.2.4/CHANGELOG.md Patch, Release Notes
- https://github.com/libgd/libgd/commit/a49feeae76d41959d85ee733925a4cf40bac61b2 Patch, Vendor Advisory
- http://www.debian.org/security/2017/dsa-3777
- http://www.securityfocus.com/bid/95843
- https://github.com/libgd/libgd/blob/gd-2.2.4/CHANGELOG.md Patch, Release Notes
- https://github.com/libgd/libgd/commit/a49feeae76d41959d85ee733925a4cf40bac61b2 Patch, Vendor Advisory
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
4.45%
Top 9% most likely to be exploited
Threat Score
40.5 / 100
Data Sources
NVD
EPSS
GitHub