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CVE-2021-3477 Details

Description

There's a flaw in OpenEXR's deep tile sample size calculations in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger an integer overflow, subsequently leading to an out-of-bounds read. The greatest risk of this flaw is to application availability.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26956	CVE	Issue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1939159	CVE	Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00001.html	CVE	Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html	CVE	Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202107-27	CVE	Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26956	[email protected]	Issue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1939159	[email protected]	Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00001.html	[email protected]	Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html	[email protected]	Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202107-27	[email protected]	Third Party Advisory

see all 10 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-125	Out-of-bounds Read	[email protected]
CWE-190	Integer Overflow or Wraparound	[email protected]
CWE-190	Integer Overflow or Wraparound	[email protected]

Affected Products

Product	Versions
openexr openexr	< 2.4.3 >= 2.5.0, < 2.5.4
CPE cpe:2.3:a:openexr:openexr:::::::: Remediation No remediation found in references.
debian debian linux	9.0 10.0
CPE cpe:2.3:o:debian:debian_linux:9.0:::::::* cpe:2.3:o:debian:debian_linux:10.0:::::::* Remediation No remediation found in references.

Change History

11 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 7, 2023	CVE Modified	[email protected]
Dec 13, 2022	Modified Analysis	[email protected]
Dec 12, 2022	CVE Modified	[email protected]
Dec 10, 2021	Modified Analysis	[email protected]
Jul 11, 2021	CVE Modified	[email protected]
Jul 3, 2021	CVE Modified	[email protected]
May 26, 2021	Reanalysis	[email protected]
Apr 5, 2021	Initial Analysis	[email protected]