CVE catalog

CVE-2020-27844

openjpeg2: CVE-2020-27844

Severity: High · CVSS 8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: Dec 2, 2020, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 1.39% · Oct 25, 2026

A flaw was found in openjpeg's src/lib/openjp2/t2.c in versions prior to 2.4.0. This flaw allows an attacker to provide crafted input to openjpeg during conversion and encoding, causing an out-of-bounds write. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	openjpeg2	sid	`2.5.4-1.1`	not affected
Debian	openjpeg2	forky	`2.5.4-1.1`	not affected
Debian	openjpeg2	trixie	`2.5.3-2.1~deb13u2`	not affected
Debian	openjpeg2	trixie-security	`2.5.3-2.1~deb13u2`	not affected
Debian	openjpeg2	bookworm	`2.5.0-2+deb12u3`	not affected
Debian	openjpeg2	bookworm-security	`2.5.0-2+deb12u3`	not affected
Alpine	openjpeg	3.10	`2.4.0-r0`	fixed
Alpine	openjpeg	3.11	`2.4.0-r0`	fixed
Alpine	openjpeg	3.12	`2.4.0-r0`	fixed
Alpine	openjpeg	3.13	`2.4.0-r0`	fixed
Alpine	openjpeg	3.14	`2.4.0-r0`	fixed
Alpine	openjpeg	3.15	`2.4.0-r0`	fixed
Alpine	openjpeg	3.16	`2.4.0-r0`	fixed
Alpine	openjpeg	3.17	`2.4.0-r0`	fixed
Alpine	openjpeg	3.18	`2.4.0-r0`	fixed
Alpine	openjpeg	3.19	`2.4.0-r0`	fixed
Alpine	openjpeg	3.20	`2.4.0-r0`	fixed
Alpine	openjpeg	3.21	`2.4.0-r0`	fixed
Alpine	openjpeg	3.22	`2.4.0-r0`	fixed
Alpine	openjpeg	3.23	`2.4.0-r0`	fixed
Alpine	openjpeg	3.24	`2.4.0-r0`	fixed
Ubuntu	insighttoolkit4	16.04	`4.8.1-1ubuntu3`	vulnerable
Ubuntu	insighttoolkit4	16.04	`4.8.1-1ubuntu4`	vulnerable
Ubuntu	insighttoolkit4	16.04	`4.8.2-3.1ubuntu1`	vulnerable
Ubuntu	insighttoolkit4	16.04	`4.9.0-3ubuntu2`	vulnerable
Ubuntu	insighttoolkit4	16.04	`4.9.0-4ubuntu1`	vulnerable
Ubuntu	insighttoolkit4	16.04	`4.9.0-4ubuntu1.1`	vulnerable
Ubuntu	insighttoolkit4	18.04	`4.12.2-dfsg1-1ubuntu1`	vulnerable
Ubuntu	insighttoolkit4	20.04	`4.12.2-dfsg1-4.1ubuntu1`	vulnerable
Ubuntu	insighttoolkit4	20.04	`4.13.2-dfsg1-1ubuntu1`	vulnerable
Ubuntu	insighttoolkit4	20.04	`4.13.2-dfsg1-4ubuntu1`	vulnerable
Ubuntu	insighttoolkit4	20.04	`4.13.2-dfsg1-6`	vulnerable
Ubuntu	insighttoolkit4	20.04	`4.13.2-dfsg1-6ubuntu1`	vulnerable
Ubuntu	insighttoolkit4	20.04	`4.13.2-dfsg1-8`	vulnerable
Ubuntu	insighttoolkit4	22.04	`4.13.3withdata-dfsg1-4.1`	vulnerable
Ubuntu	insighttoolkit4	22.04	`4.13.3withdata-dfsg2-1ubuntu1`	vulnerable
Opensuse	chromium	leap 15.2	`89.0.4389.72-lp152.2.77.1`	fixed
Suse	chromium	package hub 15 sp2	`89.0.4389.72-bp152.2.62.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	openjpeg2	source	sid	`Not affected`	unimportant	Not reported	Not reported
Debian	openjpeg2	source	forky	`Not affected`	unimportant	Not reported	Not reported
Debian	openjpeg2	source	trixie	`Not affected`	unimportant	Not reported	Not reported
Debian	openjpeg2	source	bookworm	`Not affected`	unimportant	Not reported	Not reported
Alpine	openjpeg	apk	3.10	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.11	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.12	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.13	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.14	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.15	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.16	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.17	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.18	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.19	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.20	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.21	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.22	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.23	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Alpine	openjpeg	apk	3.24	`2.4.0-r0`	Not reported	ALPINE-CVE-2020-27844	Not reported
Opensuse	chromium	rpm	leap 15.2	`89.0.4389.72-lp152.2.77.1`	Not reported	OPENSUSE-SU-2021:0392-1	Not reported
Suse	chromium	rpm	package hub 15 sp2	`89.0.4389.72-bp152.2.62.1`	Not reported	OPENSUSE-SU-2021:0401-1	Not reported

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[libopenjp2-7]Unknown
Source package: [openjpeg2]
Details (4)
- 2.5.0-2+deb12u3 · amd64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · amd64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
[libopenjp2-7-dev]Unknown
Source package: [openjpeg2]
Details (4)
- 2.5.0-2+deb12u3 · amd64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · amd64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
[libopenjp2-tools]Unknown
Source package: [openjpeg2]
Details (4)
- 2.5.0-2+deb12u3 · amd64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · amd64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
[libopenjpip7]Unknown
Source package: [openjpeg2]
Details (4)
- 2.5.0-2+deb12u3 · amd64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · amd64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
[libopenjpip-dec-server]Unknown
Source package: [openjpeg2]
Details (4)
- 2.5.0-2+deb12u3 · amd64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · amd64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
[libopenjpip-server]Unknown
Source package: [openjpeg2]
Details (4)
- 2.5.0-2+deb12u3 · amd64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · amd64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · arm64 · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
[libopenjpip-viewer]Unknown
Source package: [openjpeg2]
Details (4)
- 2.5.0-2+deb12u3 · all · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · all · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · all · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · all · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
[openjpeg-doc]Unknown
Source package: [openjpeg2]
Details (4)
- 2.5.0-2+deb12u3 · all · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · all · bookworm
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · all · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm
- 2.5.0-2+deb12u3 · all · bookworm-security
  Not affected
  dsa · openjpeg2 · debian · bookworm

Observed: Oct 23, 2026, 5:51:04 PM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]