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CVE-2021-20303

Published: Mar 4, 2022

Modified: Aug 3, 2024

PUBLISHED

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.

Vendor	Product	Versions
n/a	OpenEXR	affected `Fixed in v2.5.4 and beyond.`

Weaknesses (CWE)

References

https://bugzilla.redhat.com/show_bug.cgi?id=1939151

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25505

https://github.com/AcademySoftwareFoundation/openexr/pull/831

[debian-lts-announce] 20221211 [SECURITY] [DLA 3236-1] openexr security update

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