CVE-2018-11212

Publication date 16 May 2018

Last updated 11 July 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

Description

An issue was discovered in libjpeg 9a and 9d. The alloc_sarray function in jmemmgr.c allows remote attackers to cause a denial of service (divide-by-zero error) via a crafted file.

Read the notes from the security team

Status

Package Ubuntu Release Status
libjpeg6b 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
19.10 eoan Ignored end of life
19.04 disco Ignored end of life
18.10 cosmic Ignored end of life
18.04 LTS bionic
Vulnerable
17.10 artful Ignored end of life
16.04 LTS xenial
Fixed 1:6b2-2ubuntu0.1~esm1
14.04 LTS trusty
Fixed 6b1-4ubuntu1+esm1
libjpeg9 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
19.10 eoan
Not affected
19.04 disco
Not affected
18.10 cosmic Ignored end of life
18.04 LTS bionic
Vulnerable
17.10 artful Ignored end of life
16.04 LTS xenial
Fixed 1:9b-1ubuntu1+esm1
14.04 LTS trusty Not in release
libjpeg-turbo 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
19.10 eoan
Not affected
19.04 disco
Not affected
18.10 cosmic
Not affected
18.04 LTS bionic
Not affected
17.10 artful
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty
Fixed 1.3.0-0ubuntu2.1

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Notes

jdstrand

libjpeg-turbo is a fork of libjpeg8

Patch details

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

Package Patch details
libjpeg-turbo

Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3706-2
    • libjpeg-turbo vulnerabilities
    • 10 July 2018
    • USN-3706-1
    • libjpeg-turbo vulnerabilities
    • 9 July 2018
    • USN-5336-1
    • libjpeg9 vulnerabilities
    • 23 March 2022
    • USN-5497-1
    • Libjpeg6b vulnerabilities
    • 30 June 2022
    • USN-5497-2
    • Libjpeg6b vulnerabilities
    • 30 June 2022

Other references