CVE Database›CVE-2017-7786

CVE-2017-7786

Mozilla: Buffer overflow while painting non-displayable SVG (MFSA 2017-19)

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Severity

Important

Red Hat Product Security

9.8

CVSS 3.0

Review impact separately from score.

Published · August 8, 2017

Updated · November 21, 2025

Description

A buffer overflow can occur when the image renderer attempts to paint non-displayable SVG elements. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-125 · Out-of-bounds Read