critical
9.8
CWE
119
Advisory Published
CVE Published
Updated

CVE-2017-7786: Buffer Overflow

First published: Tue Aug 08 2017(Updated: )

A buffer overflow can occur when the image renderer attempts to paint non-displayable SVG elements. This results in a potentially exploitable crash.

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

Affected SoftwareAffected VersionHow to fix
debian/firefox
118.0.2-1
debian/firefox-esr
91.12.0esr-1~deb10u1
115.3.1esr-1~deb10u1
102.15.0esr-1~deb11u1
115.3.1esr-1~deb11u1
102.15.1esr-1~deb12u1
115.3.0esr-1~deb12u1
115.3.0esr-1
Thunderbird<52.3
52.3
Firefox<55
55
Firefox ESR<52.3
52.3
Debian Linux=8.0
Debian Linux=9.0
Red Hat Enterprise Linux=5.0
Red Hat Enterprise Linux=6.0
Red Hat Enterprise Linux=7.0
Red Hat Enterprise Linux Desktop=5.0
Red Hat Enterprise Linux Desktop=6.0
Red Hat Enterprise Linux Desktop=7.0
Red Hat Enterprise Linux Server=5.0
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=5.0
Red Hat Enterprise Linux Workstation=6.0
Red Hat Enterprise Linux Workstation=7.0
Firefox>=52.0<52.1.0
Thunderbird<52.3
Firefox<55.0
Firefox ESR<52.3
Firefox ESR>=52.0<52.1.0

Remedy

https://bugzilla.mozilla.org/show_bug.cgi?id=1365189

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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-2017-7786?

    CVE-2017-7786 has a high severity rating due to the potential for exploitation leading to crashes.

  • How do I fix CVE-2017-7786?

    To fix CVE-2017-7786, you should upgrade to the latest version of affected software such as Firefox 118.0.2-1 or appropriate ESR versions.

  • Which software is affected by CVE-2017-7786?

    CVE-2017-7786 affects Mozilla Firefox, Firefox ESR, and Thunderbird versions prior to specified remedial updates.

  • Can CVE-2017-7786 lead to remote code execution?

    CVE-2017-7786 can potentially lead to crashes but does not directly indicate remote code execution capabilities.

  • What causes CVE-2017-7786?

    CVE-2017-7786 is caused by a buffer overflow in the image renderer when it processes non-displayable SVG elements.

Company

Resources

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