CVE-2017-7784

Description

A use-after-free vulnerability can occur when reading an image observer during frame reconstruction after the observer has been freed. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

References

http://www.securityfocus.com/bid/100202

http://www.securitytracker.com/id/1039124

https://access.redhat.com/errata/RHSA-2017:2456

https://access.redhat.com/errata/RHSA-2017:2534

https://bugzilla.mozilla.org/show_bug.cgi?id=1376087

https://security.gentoo.org/glsa/201803-14

https://www.debian.org/security/2017/dsa-3928

https://www.debian.org/security/2017/dsa-3968

https://www.mozilla.org/security/advisories/mfsa2017-18/

https://www.mozilla.org/security/advisories/mfsa2017-19/

https://www.mozilla.org/security/advisories/mfsa2017-20/

Details

Risk Information

CVSS v2

CVSS v3