CVE-2020-27845

Publication date 5 January 2021

Last updated 11 July 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

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.

Status

Package Ubuntu Release Status
insighttoolkit4 25.10 questing Not in release
25.04 plucky Not in release
24.10 oracular Not in release
24.04 LTS noble Not in release
23.10 mantic Not in release
23.04 lunar Ignored end of life, was needed
22.10 kinetic Ignored end of life, was needed
22.04 LTS jammy
Vulnerable
21.10 impish Ignored end of life
21.04 hirsute Ignored end of life
20.10 groovy Ignored end of life
20.04 LTS focal
Vulnerable
18.04 LTS bionic
Vulnerable
16.04 LTS xenial
Vulnerable
14.04 LTS trusty Not in release
qtwebengine-opensource-src 25.10 questing
Vulnerable
25.04 plucky
Vulnerable
24.10 oracular Ignored end of life, was needed
24.04 LTS noble
Vulnerable
23.10 mantic Ignored end of life, was needed
23.04 lunar Ignored end of life, was needed
22.10 kinetic Ignored end of life, was needed
22.04 LTS jammy
Vulnerable
21.10 impish Ignored end of life
21.04 hirsute Ignored end of life
20.10 groovy Ignored end of life
20.04 LTS focal
Vulnerable
18.04 LTS bionic
Vulnerable
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
blender 25.10 questing
Not affected
25.04 plucky
Not affected
24.10 oracular
Not affected
24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Not affected
20.10 groovy
Not affected
20.04 LTS focal
Not affected
18.04 LTS bionic
Vulnerable
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
texmaker 25.10 questing
Vulnerable
25.04 plucky
Vulnerable
24.10 oracular Ignored end of life, was needed
24.04 LTS noble
Vulnerable
23.10 mantic Ignored end of life, was needed
23.04 lunar Ignored end of life, was needed
22.10 kinetic Ignored end of life, was needed
22.04 LTS jammy
Vulnerable
21.10 impish Ignored end of life
21.04 hirsute Ignored end of life
20.10 groovy Ignored end of life
20.04 LTS focal
Vulnerable
18.04 LTS bionic
Vulnerable
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
ghostscript 25.10 questing
Not affected
25.04 plucky
Not affected
24.10 oracular
Not affected
24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Not affected
20.10 groovy
Not affected
20.04 LTS focal
Not affected
18.04 LTS bionic
Fixed 9.26~dfsg+0-0ubuntu0.18.04.14
16.04 LTS xenial
Fixed 9.26~dfsg+0-0ubuntu0.16.04.14
14.04 LTS trusty Not in release
openjpeg 25.10 questing Not in release
25.04 plucky Not in release
24.10 oracular Not in release
24.04 LTS noble Not in release
23.10 mantic Not in release
23.04 lunar Not in release
22.10 kinetic Not in release
22.04 LTS jammy Not in release
21.10 impish Not in release
21.04 hirsute Not in release
20.10 groovy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Ignored changes too intrusive
14.04 LTS trusty Ignored changes too intrusive
openjpeg2 25.10 questing
Fixed 2.3.1-1ubuntu5
25.04 plucky
Fixed 2.3.1-1ubuntu5
24.10 oracular
Fixed 2.3.1-1ubuntu5
24.04 LTS noble
Fixed 2.3.1-1ubuntu5
23.10 mantic
Fixed 2.3.1-1ubuntu5
23.04 lunar
Fixed 2.3.1-1ubuntu5
22.10 kinetic
Fixed 2.3.1-1ubuntu5
22.04 LTS jammy
Fixed 2.3.1-1ubuntu5
21.10 impish
Fixed 2.3.1-1ubuntu5
21.04 hirsute
Fixed 2.3.1-1ubuntu5
20.10 groovy
Fixed 2.3.1-1ubuntu4.20.10.1
20.04 LTS focal
Fixed 2.3.1-1ubuntu4.20.04.1
18.04 LTS bionic
Fixed 2.3.0-2+deb10u2build0.18.04.1
16.04 LTS xenial
Fixed 2.1.2-1.1+deb9u6build0.16.04.1
14.04 LTS trusty Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
openjpeg2

Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-4685-1
    • OpenJPEG vulnerabilities
    • 7 January 2021
    • USN-4686-1
    • Ghostscript vulnerabilities
    • 7 January 2021
    • USN-4880-1
    • OpenJPEG vulnerabilities
    • 16 March 2021
    • USN-5952-1
    • OpenJPEG vulnerabilities
    • 15 March 2023

Other references