CVE-2021-20302: Floating Point Comparison with Incorrect Operator

March 4, 2022 (updated December 13, 2022)

A flaw was found in OpenEXR’s TiledInputFile functionality. This flaw allows an attacker who can submit a crafted single-part non-image to be processed by OpenEXR, to trigger a floating-point exception error. The highest threat from this vulnerability is to system availability.

References

bugs.chromium.org/p/oss-fuzz/issues/detail?id=25894
bugzilla.redhat.com/show_bug.cgi?id=1939161
github.com/AcademySoftwareFoundation/openexr/pull/842
nvd.nist.gov/vuln/detail/CVE-2021-20302

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