CVE-2018-12362: Integer Overflow

Published Jun 26, 2018
·
Updated

An integer overflow can occur during graphics operations done by the Supplemental Streaming SIMD Extensions 3 (SSSE3) scaler, resulting in a potentially exploitable crash.

Affected Software

30 affected componentsFixes available
Mozilla Thunderbird<60
60
Mozilla Thunderbird<52.9
52.9
Mozilla Firefox<61
61
Mozilla Firefox ESR<60.1
60.1
Mozilla Firefox ESR<52.9
52.9
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=7.6
redhat Enterprise Linux Server Eus=7.5
redhat Enterprise Linux Server Eus=7.6
redhat Enterprise Linux Server Tus=7.6
redhat Enterprise Linux Workstation=6.0
redhat Enterprise Linux Workstation=7.0
Debian Debian Linux=8.0
Debian Debian Linux=9.0
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=17.10
Canonical Ubuntu Linux=18.04
Mozilla Firefox<61.0
Mozilla Firefox>=53.0<60.1.0
Mozilla Firefox ESR<52.9
Mozilla Thunderbird<52.9
Mozilla Thunderbird>=52.9.1<60.0
Mozilla Firefox ESR>=53.0<60.1.0
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

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Thunderbird to a version that resolves this vulnerability.

    Fixed in 60
  2. Upgrade

    Upgrade Thunderbird to a version that resolves this vulnerability.

    Fixed in 52.9
  3. Upgrade

    Upgrade Firefox to a version that resolves this vulnerability.

    Fixed in 61
  4. Upgrade

    Upgrade Firefox ESR to a version that resolves this vulnerability.

    Fixed in 60.1
  5. Upgrade

    Upgrade Firefox ESR to a version that resolves this vulnerability.

    Fixed in 52.9
  6. Upgrade

    Upgrade debian/firefox to a version that resolves this vulnerability.

    Fixed in 147.0.4-1
  7. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 115.14.0esr-1~deb11u1Fixed in 140.7.0esr-1~deb11u1Fixed in 128.14.0esr-1~deb12u1Fixed in 140.7.0esr-1~deb12u1Fixed in 140.4.0esr-1~deb13u1Fixed in 140.7.0esr-1~deb13u1Fixed in 140.7.0esr-1
  8. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:115.12.0-1~deb11u1Fixed in 1:140.7.1esr-1~deb11u1Fixed in 1:140.6.0esr-1~deb12u1Fixed in 1:140.7.1esr-1~deb12u1Fixed in 1:140.6.0esr-1~deb13u1Fixed in 1:140.7.1esr-1~deb13u1Fixed in 1:140.7.1esr-1
  9. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 60
  10. Upgrade

    Upgrade Mozilla Thunderbird / Firefox to a version that resolves this vulnerability.

    Fixed in 60
  11. Upgrade

    Upgrade Mozilla Thunderbird / Firefox to a version that resolves this vulnerability.

    Fixed in 52.9
  12. Upgrade

    Upgrade Mozilla Firefox ESR to a version that resolves this vulnerability.

    Fixed in 60.1
  13. Upgrade

    Upgrade Mozilla Firefox to a version that resolves this vulnerability.

    Fixed in 61

Event History

Jun 26, 2018
CVE Published
via Mozilla·12:00 AM
Data Sourced
via Red Hat·01:51 AM
DescriptionSeverityAffected Software
Aug 23, 2018
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software
Oct 18, 2018
CVE Published
via MITRE·01:00 PM
Data Sourced
via MITRE·01:00 PM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·10:48 PM
Description
Feb 20, 2026
Data Sourced
via Ubuntu·04:28 PM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Debian·04:28 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2018-12362?

CVE-2018-12362 has been classified as a potentially exploitable vulnerability that may lead to a crash during graphics operations.

2

How do I fix CVE-2018-12362?

To fix CVE-2018-12362, upgrade to the latest versions of affected products including Mozilla Firefox ESR after version 52.9 and Thunderbird after version 60.

3

Which software versions are affected by CVE-2018-12362?

CVE-2018-12362 affects Mozilla Firefox versions up to 61, Thunderbird versions up to 60, and specific versions of Red Hat and Debian distributions.

4

What are the potential impacts of exploiting CVE-2018-12362?

Exploiting CVE-2018-12362 could lead to application crashes, which may be leveraged for further attacks or denial of service.

5

Is CVE-2018-12362 specific to certain operating systems?

Yes, CVE-2018-12362 affects multiple operating systems including various versions of Red Hat Enterprise Linux and Debian.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203