CVE-2021-20299: NULL Pointer Dereference

March 16, 2022 (updated December 13, 2022)

A flaw was found in OpenEXR’s Multipart input file functionality. A crafted multi-part input file with no actual parts can trigger a NULL pointer dereference. The highest threat from this vulnerability is to system availability.

References

bugs.chromium.org/p/oss-fuzz/issues/detail?id=25740
bugzilla.redhat.com/show_bug.cgi?id=1939154
github.com/AcademySoftwareFoundation/openexr/commit/25e9515b06a6bc293d871622b8cafaee7af84e0f
nvd.nist.gov/vuln/detail/CVE-2021-20299

Code Behaviors & Features

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