FLTK through 1.4.5 contains a stack-based buffer overflow vulnerability in Fl_BMP_Image::load_bmp_() that allows attackers to corrupt stack memory by supplying an oversized BMP colors_used field. Attackers can craft BMP or ICO files with colors_used above 256 to overflow the 768-byte colormap array, causing crashes or potential code execution.
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Affected Vendors & Products
Advisories
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Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Tue, 27 Oct 2026 04:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | FLTK through 1.4.5 contains a stack-based buffer overflow vulnerability in Fl_BMP_Image::load_bmp_() that allows attackers to corrupt stack memory by supplying an oversized BMP colors_used field. Attackers can craft BMP or ICO files with colors_used above 256 to overflow the 768-byte colormap array, causing crashes or potential code execution. | |
| Title | FLTK through 1.4.5 Stack Buffer Overflow via Fl_BMP_Image colors_used Field | |
| First Time appeared |
Fltk Project
Fltk Project fltk |
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| Weaknesses | CWE-121 | |
| CPEs | cpe:2.3:a:fltk_project:fltk:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Fltk Project
Fltk Project fltk |
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| References |
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| Metrics |
cvssV3_1
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Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-10-26T21:52:27.469Z
Reserved: 2026-10-26T20:23:34.016Z
Link: CVE-2026-116723
No data.
Status : Received
Published: 2026-10-26T22:16:55.923
Modified: 2026-10-26T22:16:55.923
Link: CVE-2026-116723
No data.
OpenCVE Enrichment
Updated: 2026-10-27T07:00:20Z
Weaknesses