Back to search
CVE-2019-9792
Published: Apr 26, 2019
Modified: Aug 4, 2024
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
Mozilla | Thunderbird | affected unspecified - < 60.6 |
Mozilla | Firefox ESR | affected unspecified - < 60.6 |
Mozilla | Firefox | affected unspecified - < 66 |
References
https://www.mozilla.org/security/advisories/mfsa2019-07/
x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2019-08/
x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2019-11/
x_refsource_MISC
https://bugzilla.mozilla.org/show_bug.cgi?id=1532599
x_refsource_MISC
RHSA-2019:0966
vendor-advisory
x_refsource_REDHAT
RHSA-2019:1144
vendor-advisory
x_refsource_REDHAT
Security Training
Train your team to recognize and prevent security threats with our comprehensive security awareness program.
Start TrainingVulnerability Scanning
Discover vulnerabilities in your applications and infrastructure before attackers do.
Scan Now