Mozilla: Use-after-free with image observers (MFSA 2017-19)

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...

openSUSE Security Update : MozillaFirefox (openSUSE-2017-921)

This update to Mozilla Firefox 52.3esr fixes a number of security issues. The following vulnerabilities were advised upstream under MFSA 2017-19 boo1052829 : - CVE-2017-7798: XUL injection in the style editor in devtools - CVE-2017-7800: Use-after-free in WebSockets during disconnection -...