VULNERABILITY INTELLIGENCE

CVE-2021-20303

CVSS score6.1 MEDIUM
EPSS probability0.82%
CISA KEVNot currently listed
Published2022-03-04
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

Description

A flaw found in function dataWindowForTile() of IlmImf/ImfTiledMisc.cpp. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger an integer overflow, leading to an out-of-bounds write on the heap. The greatest impact of this flaw is to application availability, with some potential impact to data integrity as well.

Weakness classification

  • secalert@redhat.com: CWE-190
  • nvd@nist.gov: CWE-190

Primary references