Debian DLA-2550-1 : openjpeg2 security update

high Nessus Plugin ID 146321


The remote Debian host is missing a security update.


Various overflow errors were identified and fixed.


A heap-buffer overflow was found in the way openjpeg2 handled certain PNG format files.


Wrong computation of x1,y1 if -d option is used, resulting in heap buffer overflow.


Global buffer overflow on irreversible conversion when too many decomposition levels are specified.


Crafted input to be processed by the openjpeg encoder could cause an out-of-bounds read.


Crafted input to be processed by the openjpeg encoder could cause an out-of-bounds write.


Crafted input can cause out-of-bounds-read.

For Debian 9 stretch, these problems have been fixed in version 2.1.2-1.1+deb9u6.

We recommend that you upgrade your openjpeg2 packages.

For the detailed security status of openjpeg2 please refer to its security tracker page at:

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.


Upgrade the affected packages.

See Also

Plugin Details

Severity: High

ID: 146321

File Name: debian_DLA-2550.nasl

Version: 1.2

Type: local

Agent: unix

Published: 2/9/2021

Updated: 2/11/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information


Risk Factor: Medium

Score: 6.7


Risk Factor: High

Base Score: 8.3

Temporal Score: 6.1

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

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libopenjp2-7, p-cpe:/a:debian:debian_linux:libopenjp2-7-dbg, p-cpe:/a:debian:debian_linux:libopenjp2-7-dev, p-cpe:/a:debian:debian_linux:libopenjp2-tools, p-cpe:/a:debian:debian_linux:libopenjp3d-tools, p-cpe:/a:debian:debian_linux:libopenjp3d7, p-cpe:/a:debian:debian_linux:libopenjpip-dec-server, p-cpe:/a:debian:debian_linux:libopenjpip-server, p-cpe:/a:debian:debian_linux:libopenjpip-viewer, p-cpe:/a:debian:debian_linux:libopenjpip7, cpe:/o:debian:debian_linux:9.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 2/8/2021

Vulnerability Publication Date: 1/5/2021

Reference Information

CVE: CVE-2020-27814, CVE-2020-27823, CVE-2020-27824, CVE-2020-27841, CVE-2020-27844, CVE-2020-27845