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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




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