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CVE-2018-5099 PUBLISHED

A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that have previously been freed, resulting in a potentially exploitable crash when these references are used. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.

EPSS 2.97% · 86.4th percentile

Risk Scores

EPSS Score
2.97%
86.4th percentile

Affected Products

VendorProductVersions
Ubuntu:14.04:LTSfirefox25.0+build3-0ubuntu0.13.10.1, 28.0+build1-0ubuntu1, 28.0+build2-0ubuntu1
Ubuntu:18.04:LTSthunderbird1:52.4.0+build1-0ubuntu2, 0
Ubuntu:14.04:LTSthunderbird1:52.3.0+build1-0ubuntu0.14.04.1, 0, 1:24.0+build1-0ubuntu1
Ubuntu:18.04:LTSfirefox57.0.1+build2-0ubuntu1, 56.0+build6-0ubuntu1, 0
Ubuntu:16.04:LTSfirefox44.0.2+build1-0ubuntu1, 45.0+build2-0ubuntu1, 45.0.1+build1-0ubuntu1
Ubuntu:16.04:LTSthunderbird1:38.8.0+build1-0ubuntu0.16.04.1, 1:45.2.0+build1-0ubuntu0.16.04.1, 1:45.3.0+build1-0ubuntu0.16.04.2

Timeline

References

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