CVE-2017-5469

Mozilla: Potential Buffer overflow in flex-generated code (MFSA 2017-11, MFSA 2017-12)

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Severity

Important

Red Hat Product Security

9.8

CVSS 3.0

Review impact separately from score.

Published · April 19, 2017

Updated · November 21, 2025

Description

Fixed potential buffer overflows in generated Firefox code due to CVE-2016-6354 issue in Flex. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

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 not specified