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Incorrect alias information in IonMonkey JIT compiler for...

Moderate severity Unreviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Jan 28, 2023

Package

No package listedSuggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 68.4.1, Thunderbird < 68.4.1, and Firefox < 72.0.1.

References

Published by the National Vulnerability Database Mar 2, 2020
Published to the GitHub Advisory Database May 24, 2022
Last updated Jan 28, 2023

Severity

Moderate

EPSS score

50.645%
(98th percentile)

Weaknesses

CVE ID

CVE-2019-17026

GHSA ID

GHSA-9m3f-27xq-x4j5

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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