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Case File

CVE-2009-0040

MEDIUM · CVSS 6.8 EPSS 4.83%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2009-02-22 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.8. It may lead to a denial-of-service condition.

CVE
CVE-2009-0040
Severity
MEDIUM
CVSS
6.8
EPSS
4.83%

Original NVD Description

The PNG reference library (aka libpng) before 1.0.43, and 1.2.x before 1.2.35, as used in pngcrush and other applications, allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PNG file that triggers a free of an uninitialized pointer in (1) the png_read_png function, (2) pCAL chunk handling, or (3) setup of 16-bit gamma tables.