CVE-2017-5447

An out-of-bounds read during the processing of glyph widths during text layout. This results in a potentially exploitable crash and could allow an attacker to read otherwise inaccessible memory. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

Affected products

Alt Linux, Centos, Firefox, Firefox Esr, Red Hat, Suse, Thunderbird, Ubuntu

Debian Debian Linux

= 9.0

Fix

Available

CVSS 3.0

9.1 CRITICAL

EPSS

17.3% (97th percentile)

Weakness

CWE-416

NVD status

Modified

Published

2018-06-11