NetSight
critical9.8

CVE-2017-7793

A use-after-free vulnerability can occur in the Fetch API when the worker or the associated window are freed when still in use, resulting in a potentially expl…

Impact

A use-after-free vulnerability can occur in the Fetch API when the worker or the associated window are freed when still in use, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.

Affected products

VendorProductAffected versions
DebianDebian Linux
Versions 7.0, 8.0, 9.0
RedhatEnterprise Linux
Versions 5.0, 6.0, 7.0
RedhatEnterprise Linux Desktop
Versions 5.0, 6.0, 7.0
RedhatEnterprise Linux Server
Versions 5.0, 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 5.0, 6.0, 7.0
MozillaThunderbird
before 52.4.0
MozillaFirefox
before 56.0
before 52.4.0

Weakness classification

References