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CVE-2020-27824

Publication date 10 December 2020

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

A flaw was found in OpenJPEG’s encoder in the opj_dwt_calc_explicit_stepsizes() function. This flaw allows an attacker who can supply crafted input to decomposition levels to cause a buffer overflow. The highest threat from this vulnerability is to system availability.

Status

Package Ubuntu Release Status
blender 24.10 oracular
Needs evaluation
24.04 LTS noble
Needs evaluation
23.10 mantic Ignored end of life, was needs-triage
23.04 lunar Ignored end of life, was needs-triage
22.10 kinetic Ignored end of life, was needs-triage
22.04 LTS jammy
Needs evaluation
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
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty Not in release
ghostscript 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
insighttoolkit4 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 needs-triage
22.10 kinetic Ignored end of life, was needs-triage
22.04 LTS jammy
Needs evaluation
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
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty Not in release
openjpeg 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
14.04 LTS trusty
Needs evaluation
openjpeg2 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
qtwebengine-opensource-src 24.10 oracular
Needs evaluation
24.04 LTS noble
Needs evaluation
23.10 mantic Ignored end of life, was needs-triage
23.04 lunar Ignored end of life, was needs-triage
22.10 kinetic Ignored end of life, was needs-triage
22.04 LTS jammy
Needs evaluation
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
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
texmaker 24.10 oracular
Needs evaluation
24.04 LTS noble
Needs evaluation
23.10 mantic Ignored end of life, was needs-triage
23.04 lunar Ignored end of life, was needs-triage
22.10 kinetic Ignored end of life, was needs-triage
22.04 LTS jammy
Needs evaluation
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
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty Not in release

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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-5664-1
    • OpenJPEG vulnerabilities
    • 7 October 2022
    • USN-5952-1
    • OpenJPEG vulnerabilities
    • 15 March 2023

Other references