CVE-2016-9063

firefox: Possible integer overflow to fix inside XML_Parse in Expat

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Severity

Low

Red Hat Product Security

9.8

CVSS 3.0

Review impact separately from score.

Published · November 15, 2016

Updated · May 15, 2026

Description

An integer overflow during the parsing of XML using the Expat library. This vulnerability affects Firefox < 50.

Statement

This issue does not affect the version of firefox and thunderbird as shipped with Red Hat Enterprise Linux 5, 6 and 7.

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

CVSS 2.0 · 4.3
AV:N/AC:M/Au:N/C:N/I:N/A:P

CWE-190 · Integer Overflow or Wraparound