Integer Overflow or Wraparound The advisory has been revoked - it doesn't affect any version of package mingw64-OpenEXR (opens in a new tab)
Threat Intelligence
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-RHEL8-MINGW64OPENEXR-1351299
- published26 Jul 2021
- disclosed15 Feb 2021
Introduced: 15 Feb 2021
CVE-2021-20303 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:8.
NVD Description
Note: Versions mentioned in the description apply only to the upstream mingw64-OpenEXR package and not the mingw64-OpenEXR package as distributed by RHEL.
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.