high
8.8
CWE
787
Advisory Published
Updated

CVE-2017-5436

First published: Wed Apr 19 2017(Updated: )

An out-of-bounds write in the Graphite 2 library triggered with a maliciously crafted Graphite font. This results in a potentially exploitable crash. This issue was fixed in the Graphite 2 library as well as Mozilla products.

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

Affected SoftwareAffected VersionHow to fix
Thunderbird<52.1
52.1
Debian=8.0
Red Hat Enterprise Linux=6.0
Red Hat Enterprise Linux=7.0
Red Hat Enterprise Linux Desktop=6.0
Red Hat Enterprise Linux Desktop=7.0
Red Hat Enterprise Linux Server=6.0
Red Hat Enterprise Linux Server=7.0
Red Hat Enterprise Linux Server=7.3
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.3
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.5
Red Hat Enterprise Linux Workstation=6.0
Red Hat Enterprise Linux Workstation=7.0
Graphite2
Firefox<53.0
Firefox=52.0
Firefox ESR<45.9.0
Thunderbird<52.1.0
Firefox ESR=52.0
Firefox<53
53
Firefox ESR<45.9
45.9
Firefox ESR<52.1
52.1
debian/firefox
136.0-1
debian/firefox-esr
115.14.0esr-1~deb11u1
128.8.0esr-1~deb11u1
128.5.0esr-1~deb12u1
128.8.0esr-1~deb12u1
128.7.0esr-1
128.8.0esr-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 the severity of CVE-2017-5436?

    CVE-2017-5436 is categorized as a high-severity vulnerability due to the potential for exploitation leading to a crash.

  • How do I fix CVE-2017-5436?

    To resolve CVE-2017-5436, update to the fixed versions of affected software, such as Mozilla Thunderbird 52.1 or Firefox ESR 52.1.

  • Which software is affected by CVE-2017-5436?

    CVE-2017-5436 affects several versions of Thunderbirds and Firefox ESR prior to 52.1, as well as earlier versions of Debian and Red Hat Enterprise Linux.

  • What can result from the exploitation of CVE-2017-5436?

    Exploitation of CVE-2017-5436 can lead to an out-of-bounds write, potentially crashing the application or causing other unpredictable behaviors.

  • Is there a patch available for CVE-2017-5436?

    Yes, a patch for CVE-2017-5436 is available in the updated versions of the affected Mozilla products and related software.

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