CVE-2018-5148
firefox-esr - security update
9.8
CRITICAL
CVSS 3.1
EPSS 1.6%
Description
A use-after-free vulnerability can occur in the compositor during certain graphics operations when a raw pointer is used instead of a reference counted one. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 52.7.3 and Firefox < 59.0.2.
How to fix CVE-2018-5148
To remediate CVE-2018-5148, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 52.7.3esr-1 or later
- —upgrade to 52.7.3esr-1~deb7u1 or later
- —upgrade to 52.7.3esr-1~deb9u1 or later
Is CVE-2018-5148 being exploited?
Low — EPSS is 1.6%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 52.7.3esr-1
- from 0, < 52.7.3esr-1~deb7u1
- from 0, < 52.7.3esr-1~deb9u1
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 |