CVE-2018-5148
9.8
CRITICAL · CVSS 3.0 · EPSS 3% (pctl 87)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 2.98% — more likely to be exploited than 87% of all CVEs |
| Weakness | CWE-416 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2018-06-11 |
| Last modified | 2026-06-17 |
Affected (7)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| debian | debian linux |
| mozilla | firefox |
| redhat | enterprise linux desktop |
| redhat | enterprise linux server |
| redhat | enterprise linux server eus |
| redhat | enterprise linux workstation |
References
- http://www.securityfocus.com/bid/103506
- http://www.securitytracker.com/id/1040574
- https://access.redhat.com/errata/RHSA-2018:1098
- https://access.redhat.com/errata/RHSA-2018:1099
- https://bugzilla.mozilla.org/show_bug.cgi?id=1440717
- https://lists.debian.org/debian-lts-announce/2018/03/msg00023.html
- https://usn.ubuntu.com/3609-1/
- https://www.debian.org/security/2018/dsa-4153
- https://www.mozilla.org/security/advisories/mfsa2018-10/
- http://www.securityfocus.com/bid/103506
- http://www.securitytracker.com/id/1040574
- https://access.redhat.com/errata/RHSA-2018:1098
- https://access.redhat.com/errata/RHSA-2018:1099
- https://bugzilla.mozilla.org/show_bug.cgi?id=1440717
- https://lists.debian.org/debian-lts-announce/2018/03/msg00023.html
- https://usn.ubuntu.com/3609-1/
- https://www.debian.org/security/2018/dsa-4153
- https://www.mozilla.org/security/advisories/mfsa2018-10/
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