critical
9.8
CWE
416
Advisory Published
CVE Published
Updated

CVE-2018-5097: Use After Free

First published: Tue Jan 23 2018(Updated: )

A use-after-free vulnerability can occur during XSL transformations when the source document for the transformation is manipulated by script content during the transformation. This results in a potentially exploitable crash.

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

Affected SoftwareAffected VersionHow to fix
Mozilla Firefox ESR<52.6
52.6
Mozilla Thunderbird<52.6
52.6
Mozilla Firefox<58
58
Debian Debian Linux=7.0
Debian Debian Linux=8.0
Debian Debian Linux=9.0
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=7.4
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
debian/firefox
131.0.2-2
debian/firefox-esr
115.14.0esr-1~deb11u1
128.3.1esr-1~deb11u1
115.14.0esr-1~deb12u1
128.3.1esr-1~deb12u1
128.3.0esr-2
128.3.1esr-2
debian/thunderbird
1:115.12.0-1~deb11u1
1:115.16.0esr-1~deb11u1
1:115.12.0-1~deb12u1
1:115.16.0esr-1~deb12u1
1:128.2.0esr-1
1:128.3.0esr-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 CVE-2018-5097?

    CVE-2018-5097 is a use-after-free vulnerability that can occur during XSL transformations when the source document is manipulated by script content, resulting in a potentially exploitable crash.

  • Which software is affected by CVE-2018-5097?

    CVE-2018-5097 affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.0.

  • What is the severity of CVE-2018-5097?

    CVE-2018-5097 has a severity rating of 9.8 (Critical).

  • How can I fix CVE-2018-5097?

    To fix CVE-2018-5097, update Thunderbird to version 52.6 or later, update Firefox ESR to version 52.6 or later, and update Firefox to version 58.0 or later.

  • Where can I find more information about CVE-2018-5097?

    You can find more information about CVE-2018-5097 at the following references: [1](https://bugzilla.mozilla.org/show_bug.cgi?id=1387427), [2](https://www.mozilla.org/en-US/security/advisories/mfsa2018-02/), [3](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5097).

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