CVE-2018-18512
9.8
CRITICAL
CVSS 3.1
EPSS 0.42%
Description
A use-after-free vulnerability can occur while playing a sound notification in Thunderbird. The memory storing the sound data is immediately freed, although the sound is still being played asynchronously, leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 60.5.
How to fix CVE-2018-18512
To remediate CVE-2018-18512, upgrade the affected package to a fixed version below.
- Debian/thunderbird—upgrade to 1:60.5.0-1 or later
Is CVE-2018-18512 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:60.5.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |