CVE-2019-9795

Mozilla: Type-confusion in IonMonkey JIT compiler

Published Apr 26, 2019 CVSS 3.0 · 9.8 Critical EPSS 1.7% KEV · Not listed
Description
A vulnerability where type-confusion in the IonMonkey just-in-time (JIT) compiler could potentially be used by malicious JavaScript to trigger a potentially exploitable crash. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.6, and Firefox < 66.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-1722-1 firefox-esr security update
Debian DLA Debian DLA DLA-1743-1 thunderbird security update
Debian DSA Debian DSA DSA-4411-1 firefox-esr security update
Debian DSA Debian DSA DSA-4420-1 thunderbird security update
EUVD EUVD EUVD-2019-19157 A vulnerability where type-confusion in the IonMonkey just-in-time (JIT) compiler could potentially be used by malicious JavaScript to trigger a potentially exploitable crash. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.6, and Firefox < 66.
Ubuntu USN Ubuntu USN USN-3918-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-3918-2 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-3927-1 Thunderbird vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Aug 4, 2024, 10:01 PM
Reserved
Mar 14, 2019, 12:00 AM
Status
Modified
Published
Apr 26, 2019, 5:29 PM
Modified
Jun 17, 2026, 2:44 AM
Severity
Important
Public date
Mar 20, 2019, 12:00 AM