CVE-2018-5095: Integer Overflow

Published Jan 23, 2018
·
Updated

An integer overflow vulnerability in the Skia library when allocating memory for edge builders on some systems with at least 8 GB of RAM. This results in the use of uninitialized memory, resulting in a potentially exploitable crash.

Affected Software

28 affected componentsFixes available
Mozilla Thunderbird<52.6
52.6
Mozilla Firefox<58
58
Mozilla Firefox ESR<52.6
52.6
Debian Debian Linux=8.0
Debian Debian Linux=9.0
redhat Enterprise Linux=6.0
redhat Enterprise Linux=7.0
redhat Enterprise Linux Desktop=6.0
redhat Enterprise Linux Desktop=7.0
redhat Enterprise Linux Server=6.0
redhat Enterprise Linux Server=7.0
redhat Enterprise Linux Server Aus=7.3
redhat Enterprise Linux Server Aus=7.4
redhat Enterprise Linux Server Eus=7.3
redhat Enterprise Linux Server Eus=7.4
redhat Enterprise Linux Server Eus=7.5
redhat Enterprise Linux Workstation=6.0
redhat Enterprise Linux Workstation=7.0
Mozilla Firefox<58.0
Mozilla Firefox ESR<52.6.0
Mozilla Thunderbird<52.6.0
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=17.10
Mozilla Firefox<52.6.0
debian/firefox
147.0.4-1
debian/firefox-esr
115.14.0esr-1~deb11u1140.7.0esr-1~deb11u1128.14.0esr-1~deb12u1140.7.0esr-1~deb12u1140.4.0esr-1~deb13u1140.7.0esr-1~deb13u1140.7.0esr-1
debian/thunderbird
1:115.12.0-1~deb11u11:140.7.1esr-1~deb11u11:140.6.0esr-1~deb12u11:140.7.1esr-1~deb12u11:140.6.0esr-1~deb13u11:140.7.1esr-1~deb13u11:140.7.1esr-1

Event History

Jan 23, 2018
CVE Published
12:00 AM
Data Sourced
via Red Hat·11:11 PM
DescriptionSeverityAffected Software
Jun 11, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
DescriptionWeakness
Data Sourced
via NVD·09:29 PM
DescriptionSeverityWeaknessAffected Software
Jan 11, 2024
Data Sourced
via Launchpad·11:05 PM
Description
Feb 20, 2026
Data Sourced
via Ubuntu·12:47 AM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Debian·12:47 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-5095?

CVE-2018-5095 is an integer overflow vulnerability in the Skia library that can result in a potentially exploitable crash.

2

Which software versions are affected by CVE-2018-5095?

The vulnerability affects Thunderbird versions <52.6 and Firefox ESR versions <52.6.

3

How severe is CVE-2018-5095?

CVE-2018-5095 has a severity score of 9.8, which is considered critical.

4

What is the remedy for CVE-2018-5095 on Ubuntu?

For Ubuntu, the remedy for CVE-2018-5095 is to upgrade Firefox to version 58.0 or higher or Thunderbird to version 52.6.0 or higher.

5

Where can I find more information about CVE-2018-5095?

You can find more information about CVE-2018-5095 on the Mozilla Bugzilla website, the Mozilla security advisories page, and the SecurityFocus website.

Contact

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