CVE-2018-12361 Information

Description

An integer overflow can occur in the SwizzleData code while calculating buffer sizes. The overflowed value is used for subsequent graphics computations when their inputs are not sanitized which results in a potentially exploitable crash. This vulnerability affects Thunderbird 60 Firefox ESR 60.1 and Firefox 61.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/104558 http://www.securitytracker.com/id/1041193 https://bugzilla.mozilla.org/show_bug.cgi?id=1463244 https://lists.debian.org/debian-lts-announce/2018/11/msg00011.html https://security.gentoo.org/glsa/201810-01 https://security.gentoo.org/glsa/201811-13 https://usn.ubuntu.com/3705-1/ https://www.debian.org/security/2018/dsa-4295 https://www.mozilla.org/security/advisories/mfsa2018-15/ https://www.mozilla.org/security/advisories/mfsa2018-16/ https://www.mozilla.org/security/advisories/mfsa2018-19/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8