CWE
770
Advisory Published
CVE Published
Updated

CVE-2023-4578

First published: Tue Aug 29 2023(Updated: )

Last updated 24 July 2024

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

Affected SoftwareAffected VersionHow to fix
Mozilla Firefox ESR<115.2
115.2
Mozilla Thunderbird<115.2
115.2
Mozilla Firefox<117
117
Mozilla Firefox<117.0
Mozilla Firefox ESR<115.2
Mozilla Thunderbird<115.2
redhat/firefox<115.2
115.2
redhat/thunderbird<115.2
115.2
debian/firefox
134.0.2-2
debian/firefox-esr
115.14.0esr-1~deb11u1
128.6.0esr-1~deb11u3
128.5.0esr-1~deb12u1
128.6.0esr-1~deb12u1
128.5.0esr-1
128.6.0esr-4
debian/thunderbird
1:115.12.0-1~deb11u1
1:128.6.0esr-1~deb11u1
1:128.5.0esr-1~deb12u1
1:128.6.0esr-1~deb12u1
1:128.6.0esr-1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2023-4578?

    CVE-2023-4578 is a vulnerability that occurs when calling JS::CheckRegExpSyntax, which can result in a Syntax Error being set and an Out of Memory exception being mishandled.

  • Which software products are affected by CVE-2023-4578?

    Mozilla Firefox, Mozilla Thunderbird, and some Linux distributions including Red Hat and Ubuntu are affected by CVE-2023-4578.

  • What is the severity of CVE-2023-4578?

    The severity of CVE-2023-4578 is medium, with a CVSS score of 6.5.

  • How can I fix CVE-2023-4578?

    To fix CVE-2023-4578, it is recommended to update your affected software to the latest version provided by the vendor.

  • Where can I find more information about CVE-2023-4578?

    You can find more information about CVE-2023-4578 on the MITRE CVE database, Ubuntu Security Notices, and NIST NVD websites.

Contact

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