CVE-2021-26945

2021-06-0812:15:11

Debian Security Bug Tracker

security-tracker.debian.org

openexr

integer overflow

heap-buffer overflow

crash

unix

cve-2021-26945

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

22.8%

JSON

An integer overflow leading to a heap-buffer overflow was found in OpenEXR in versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR.

OSVersionArchitecturePackageVersionFilename
Debian12allopenexr< 3.1.5-2openexr_3.1.5-2_all.deb
Debian11allopenexr<= 2.5.4-2+deb11u1openexr_2.5.4-2+deb11u1_all.deb
Debian999allopenexr< 3.1.5-2openexr_3.1.5-2_all.deb
Debian13allopenexr< 3.1.5-2openexr_3.1.5-2_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	openexr	< 3.1.5-2	openexr_3.1.5-2_all.deb
Debian	11	all	openexr	<= 2.5.4-2+deb11u1	openexr_2.5.4-2+deb11u1_all.deb
Debian	999	all	openexr	< 3.1.5-2	openexr_3.1.5-2_all.deb
Debian	13	all	openexr	< 3.1.5-2	openexr_3.1.5-2_all.deb