Out-of-bounds Read Affecting libpng package, versions [1.6.32,1.6.54)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CONAN-LIBPNG-14917179
- published15 Jan 2026
- disclosed12 Jan 2026
- creditCosmin Truta
Introduced: 12 Jan 2026
CVE-2026-22801 (opens in a new tab)How to fix?
Upgrade libpng to version 1.6.54 or higher.
Overview
Affected versions of this package are vulnerable to Out-of-bounds Read via the png_write_image_16bit or png_write_image_8bit functions when a negative row stride or a stride exceeding 65535 bytes is provided. An attacker can cause a heap buffer over-read by supplying specially crafted input to these functions.