NetSight
high7.8

CVE-2018-12379

When the Mozilla Updater opens a MAR format file which contains a very long item filename, an out-of-bounds write can be triggered, leading to a potentially ex…

Impact

When the Mozilla Updater opens a MAR format file which contains a very long item filename, an out-of-bounds write can be triggered, leading to a potentially exploitable crash. This requires running the Mozilla Updater manually on the local system with the malicious MAR file in order to occur. This vulnerability affects Firefox < 62, Firefox ESR < 60.2, and Thunderbird < 60.2.1.

Affected products

VendorProductAffected versions
RedhatEnterprise Linux Desktop
Versions 6.0, 7.0
RedhatEnterprise Linux Server
Versions 6.0, 7.0
RedhatEnterprise Linux Server Aus
Version 7.6
RedhatEnterprise Linux Server Eus
Versions 7.5, 7.6
RedhatEnterprise Linux Server Tus
Version 7.6
RedhatEnterprise Linux Workstation
Versions 6.0, 7.0
DebianDebian Linux
Versions 8.0, 9.0
MozillaFirefox
before 60.2.0
before 62.0
MozillaThunderbird
before 60.2.1

Weakness classification

References