NetSight
critical9.8

CVE-2017-7809

A use-after-free vulnerability can occur when an editor DOM node is deleted prematurely during tree traversal while still bound to the document.

Impact

A use-after-free vulnerability can occur when an editor DOM node is deleted prematurely during tree traversal while still bound to the document. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

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 55.0
before 52.3.0
MozillaThunderbird
before 52.3.0

Weakness classification

References