CVE-2021-20303: 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…

PriorityP424medium6.1CVSS 3.1

AVLACLPRNUIRSUCNILAH

EPSS

0.81%

52.8th percentile

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.

Affected

8 ranges

Vendor	Product	Version range	Fixed in
debian	debian_linux	—	—
debian	openexr	< openexr 2.5.4-1 (bookworm)	openexr 2.5.4-1 (bookworm)
openexr	openexr	< 2.5.4	2.5.4
openexr	openexr	—	—
openexr	openexr	>= 0 < 2.5.4-1	2.5.4-1
openexr	openexr	>= 0 < 2.5.4-1	2.5.4-1
openexr	openexr	>= 0 < 2.5.4-1	2.5.4-1
openexr	openexr	>= 0 < 2.5.4-1	2.5.4-1

CVSS provenance

nvdv3.16.1MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

nvdv2.05.8MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:P

osv6.1MEDIUM

vendor_debian6.1MEDIUM

vendor_redhat6.1MEDIUM

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