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FreeBSD: VID-98044ABA-6D72-11EB-AED7-1B1B8A70CC8B (CVE-2021-20296): openexr, ilmbase -- security fixes related to reading corrupted input files

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FreeBSD: VID-98044ABA-6D72-11EB-AED7-1B1B8A70CC8B (CVE-2021-20296): openexr, ilmbase -- security fixes related to reading corrupted input files

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
02/12/2021
Created
11/08/2022
Added
11/04/2022
Modified
11/04/2022

Description

A flaw was found in OpenEXR in versions before 3.0.0-beta. A crafted input file supplied by an attacker, that is processed by the Dwa decompression functionality of OpenEXR's IlmImf library, could cause a NULL pointer dereference. The highest threat from this vulnerability is to system availability.

Solution(s)

  • freebsd-upgrade-package-ilmbase
  • freebsd-upgrade-package-openexr

References

  • CVE-2021-20296
  • USN-4996-1
  • USN-4996-2

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