CVE-2020-27845 Information

Description

There’s a flaw in src/lib/openjp2/pi.c of openjpeg in versions prior to 2.4.0. If an attacker is able to provide untrusted input to openjpeg’s conversion/encoding functionality they could cause an out-of-bounds read. The highest impact of this flaw is to application availability.

CVSS Vector

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

Reference

https://bugzilla.redhat.com/show_bug.cgi?id=1907523 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WJUPGIZE6A4O52EBOF75MCXJOL6MUCRV/ https://security.gentoo.org/glsa/202101-29 https://lists.debian.org/debian-lts-announce/2021/02/msg00011.html https://www.debian.org/security/2021/dsa-4882 https://www.oracle.com/security-alerts/cpuApr2021.html https://www.oracle.com//security-alerts/cpujul2021.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5