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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. This results in a potentially exploitable crash. This v...

CriticalCVSS 9.8 EPSS 2.6%
Published
Updated
Exploit status
No public exploit known

Description

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

ProductAffected versionsFixed in
debian/firefox-esr(Debian:12) < 52.3.0esr-1 52.3.0esr-1
debian/firefox-esr(Debian:13) < 52.3.0esr-1 52.3.0esr-1
debian/firefox-esr(Debian:14) < 52.3.0esr-1 52.3.0esr-1
debian linux = 8.0 No fix listed
debian linux = 9.0 No fix listed
redhat enterprise linux = 6.0 No fix listed
redhat enterprise linux = 7.0 No fix listed
redhat enterprise linux desktop = 6.0 No fix listed
redhat enterprise linux desktop = 7.0 No fix listed
redhat enterprise linux server = 6.0 No fix listed
redhat enterprise linux server = 7.0 No fix listed
redhat enterprise linux server aus = 7.3 No fix listed
redhat enterprise linux server aus = 7.4 No fix listed
redhat enterprise linux server eus = 7.3 No fix listed
redhat enterprise linux server eus = 7.4 No fix listed
redhat enterprise linux server eus = 7.5 No fix listed
redhat enterprise linux workstation = 6.0 No fix listed
redhat enterprise linux workstation = 7.0 No fix listed
mozilla Firefox < 55.0 55.0
mozilla Firefox < 52.3.0 52.3.0
mozilla Thunderbird < 52.3.0 52.3.0

References