NetSight
critical9.8

CVE-2018-5099

A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that have previously been freed, resulting in…

Impact

A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that have previously been freed, resulting in a potentially exploitable crash when these references are used. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.

Affected products

VendorProductAffected versions
DebianDebian Linux
Versions 7.0, 8.0, 9.0
RedhatEnterprise Linux Desktop
Versions 6.0, 7.0
RedhatEnterprise Linux Server
Versions 6.0, 7.0
RedhatEnterprise Linux Server Aus
Version 7.4
RedhatEnterprise Linux Server Eus
Versions 7.4, 7.5
RedhatEnterprise Linux Workstation
Versions 6.0, 7.0
MozillaFirefox
before 58.0
before 52.6.0
MozillaThunderbird
before 52.6.0
CanonicalUbuntu Linux
Versions 14.04, 16.04, 17.10

Weakness classification

References