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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.89556}

epss

{'score': 0.89145}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T20:38:32.847Z

Reserved: 2019-01-26T00:00:00

Link: CVE-2019-6977

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-01-27T02:29:00.340

Modified: 2024-11-21T04:47:20.960

Link: CVE-2019-6977

cve-icon Redhat

Severity : Moderate

Publid Date: 2018-12-09T00:00:00Z

Links: CVE-2019-6977 - Bugzilla

cve-icon OpenCVE Enrichment

No data.