high
8.8
CWE
119
Advisory Published
CVE Published
Updated

CVE-2018-12389: Buffer Overflow

First published: Tue Oct 23 2018(Updated: )

Last updated 24 July 2024

Credit: security@mozilla.org security@mozilla.org

Affected SoftwareAffected VersionHow to fix
Mozilla Firefox ESR<60.3
60.3
Mozilla Firefox ESR<60.3.0
Mozilla Thunderbird<60.3.0
Debian Debian Linux=8.0
Debian Debian Linux=9.0
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=18.10
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
Mozilla Thunderbird<60.3
60.3
debian/firefox-esr
115.14.0esr-1~deb11u1
128.5.0esr-1~deb11u1
128.3.1esr-1~deb12u1
128.5.0esr-1~deb12u1
128.5.0esr-1
128.5.1esr-1
debian/thunderbird
1:115.12.0-1~deb11u1
1:128.5.0esr-1~deb11u1
1:115.16.0esr-1~deb12u1
1:128.5.0esr-1~deb12u1
1:128.5.2esr-1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2018-12389?

    CVE-2018-12389 is a memory safety bug present in Firefox ESR 60.2 that could be exploited to run arbitrary code.

  • Which versions of Firefox ESR are affected by CVE-2018-12389?

    Firefox ESR versions prior to 60.3 are affected by CVE-2018-12389.

  • What is the severity of CVE-2018-12389?

    CVE-2018-12389 has a severity rating of 8.8 (high).

  • How can I fix CVE-2018-12389?

    To fix CVE-2018-12389, update Firefox ESR to version 60.3 or later.

  • Where can I find more information about CVE-2018-12389?

    You can find more information about CVE-2018-12389 at the following references: [link1], [link2], [link3].

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