Nothings stb Image Encoding stb_image_write.h stbi_write_tga_core integer overflow (CVE-2026-102805) | HOL Guard CVE

Medium · CVSS 6.9CVE-2026-102805

Nothings stb Image Encoding stb_image_write.h stbi_write_tga_core integer overflow

Answer in brief

CVE-2026-102805 records a Medium severity (CVSS 6.9) vulnerability in Nothings stb Image Encoding stb_image_write.h stbi_write_tga_core integer overflow. The current sources do not mark it as known exploited. The current feed maps Nothings/stb (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 30, 2026Updated Sep 30, 2026Source checked Sep 30, 2026First seen by HOL Sep 30, 2026Material review Sep 30, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 6.9
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 6.9. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Nothings/stb (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Nothings/stbgeneric	1.0 \|\| 1.1 \|\| 1.2 \|\| 1.3 \|\| 1.4 \|\| 1.5 \|\| 1.6 \|\| 1.7 \|\| 1.8 \|\| 1.9 \|\| 1.10 \|\| 1.11 \|\| 1.12 \|\| 1.13 \|\| 1.14 \|\| 1.15 \|\| 1.16	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Nothings/stb.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Sep 30, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 30, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 30, 2026

Sources and claim methodology

Upstream source description

A flaw has been found in Nothings stb up to 1.16. This affects the function stbi_write_png_to_mem/stbi_write_jpg_core/stbi_write_tga_core in the library stb_image_write.h of the component Image Encoding. Executing a manipulation can lead to integer overflow. The attack can be executed remotely. The exploit has been published and may be used.

Quoted source text, attributed separately from HOL analysis.