NetSight
critical9.8

CVE-2017-7802

A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element.

Impact

A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element. If these elements have been freed due to a lack of strong references, a potentially exploitable crash may occur when the freed elements are accessed. 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