NetSight
critical9.8

CVE-2017-7749

A use-after-free vulnerability when using an incorrect URL during the reloading of a docshell.

Impact

A use-after-free vulnerability when using an incorrect URL during the reloading of a docshell. This results in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

Affected products

VendorProductAffected versions
DebianDebian Linux
Versions 8.0, 9.0
RedhatEnterprise Linux
Versions 6.0, 7.0
RedhatEnterprise Linux Desktop
Versions 6.0, 7.0
RedhatEnterprise Linux Server
Versions 6.0, 7.0
RedhatEnterprise Linux Server Aus
Versions 7.3, 7.4
RedhatEnterprise Linux Server Eus
Versions 7.3, 7.4, 7.5
RedhatEnterprise Linux Workstation
Versions 6.0, 7.0
MozillaFirefox
before 54.0
before 52.2.0
MozillaThunderbird
before 52.2.0

Weakness classification

References