CVE-2018-5095

Mozilla: Integer overflow in Skia library during edge builder allocation (MFSA 2018-03)

Loading…

Severity

Important

Red Hat Product Security

9.8

CVSS 3.0

Review impact separately from score.

Published · January 23, 2018

Updated · June 27, 2026

Description

An integer overflow vulnerability in the Skia library when allocating memory for edge builders on some systems with at least 8 GB of RAM. This results in the use of uninitialized memory, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.

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-190 · Integer Overflow or Wraparound