CVE-2018-12361

high

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.

References

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/

http://www.securitytracker.com/id/1041193

Details

Source: Mitre, NVD

Published: 2018-10-18

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

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

Severity: High