CVE ID:	CVE-2019-9792
Description:	The IonMonkey just-in-time (JIT) compiler can leak an internal JS_OPTIMIZED_OUT magic value to the running script during a bailout. This magic value can then be used by JavaScript to achieve memory corruption, which results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.6, and Firefox < 66.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2019-9792 http://packetstormsecurity.com/files/153106/Spidermonkey-IonMonkey-JS_OPTIMIZED_OUT-Value-Leak.html https://bugzilla.mozilla.org/show_bug.cgi?id=1532599 https://www.mozilla.org/security/advisories/mfsa2019-07/ https://www.mozilla.org/security/advisories/mfsa2019-08/ https://www.mozilla.org/security/advisories/mfsa2019-11/ RedHat Security Advisories: RHSA-2019:0966 https://access.redhat.com/errata/RHSA-2019:0966 RedHat Security Advisories: RHSA-2019:1144 https://access.redhat.com/errata/RHSA-2019:1144