VULNERABILITY INTELLIGENCE

CVE-2017-16797

CVSS score7.8 HIGH
EPSS probability1.24%
CISA KEVNot currently listed
Published2017-11-12
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

In SWFTools 0.9.2, the png_load function in lib/png.c does not properly validate an alloclen_64 multiplication of width and height values, which allows remote attackers to cause a denial of service (integer overflow, heap-based buffer overflow, and application crash) or possibly have unspecified other impact via a crafted PNG file.

Weakness classification

  • CWE-190: Integer Overflow or Wraparound

Primary references