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CVE-2018-5094

Publication date 23 January 2018

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElements" is called followed by garbage collection on memory that is now uninitialized. This results in a potentially exploitable crash. This vulnerability affects Firefox < 58.

Read the notes from the security team

Status

Package Ubuntu Release Status
firefox 24.10 oracular
Fixed 59.0.1+build1-0ubuntu1
24.04 LTS noble
Fixed 59.0.1+build1-0ubuntu1
23.10 mantic
Fixed 59.0.1+build1-0ubuntu1
23.04 lunar
Fixed 59.0.1+build1-0ubuntu1
22.10 kinetic
Fixed 59.0.1+build1-0ubuntu1
22.04 LTS jammy
Fixed 59.0.1+build1-0ubuntu1
21.10 impish
Fixed 59.0.1+build1-0ubuntu1
21.04 hirsute
Fixed 59.0.1+build1-0ubuntu1
20.10 groovy
Fixed 59.0.1+build1-0ubuntu1
20.04 LTS focal
Fixed 59.0.1+build1-0ubuntu1
19.10 eoan
Fixed 59.0.1+build1-0ubuntu1
19.04 disco
Fixed 59.0.1+build1-0ubuntu1
18.10 cosmic
Fixed 59.0.1+build1-0ubuntu1
18.04 LTS bionic
Fixed 59.0.1+build1-0ubuntu1
17.10 artful
Fixed 58.0+build6-0ubuntu0.17.10.1
16.04 LTS xenial
Fixed 58.0+build6-0ubuntu0.16.04.1
14.04 LTS trusty
Fixed 58.0+build6-0ubuntu0.14.04.1
mozjs38 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
19.10 eoan Not in release
19.04 disco Not in release
18.10 cosmic Not in release
18.04 LTS bionic Ignored
17.10 artful Ignored end of life
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
mozjs52 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 Ignored end of life
20.04 LTS focal
Vulnerable, fix deferred
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, fix deferred
17.10 artful Ignored end of life
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

Notes

tyhicks

mozjs contains a copy of the SpiderMonkey JavaScript engine

chrisccoulson

This is not fixed in mozjs52, but it's unclear whether it is unaffected or just ignored as the bug is still private. See https://hg.mozilla.org/releases/mozilla-release/rev/2467d71d0e0d

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3544-1
    • Firefox vulnerabilities
    • 24 January 2018

Other references